Look away, Mark! Michelle Keegan shares steamy smooch with co-star Luke Pasqualino in new BBC drama Our Girl

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She put on a very loved-up display with her husband Mark Wright on Thursday, firmly quashing endless break-up rumours surrounding their marriage.

But Michelle Keegan's hubby may have to shield his eyes from her new BBC drama Our Girl, which will see her get hot and heavy with her co-star Luke Pasqualino.

The actress, 29, strips to just her bra as she enjoys a saucy romp in the series with her 26-year-old hunk - who she was rumoured to have formed a 'close bond' with on set, fuelling further speculation of a split with Mark. 

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Hotting up! Michelle Keegan, 29, enjoys a saucy romp in BBC One's Our Girl with her hunky co-star Luke Pasqualino - who she was rumoured to have formed a 'close bond' with on set

Arms wrapped around each other in a dark bedroom, the pair are seen sharing a passionate kiss as they engage in skin-to-skin contact in the heart-racing scene.  

As if the dalliance wasn't enough, Mark may have even more reason to look away from his wife's new war epic - with her character Corporal Georgie Lane also sharing a second kiss with co-star Royce Pierreson.

Talking of the on-set antics at the Our Girl screening on Thursday, the former Coronation Street star remained coy about her steamy scenes. 

Look away, Mark! Her husband Mark Wright may have even more reason to shield his eyes from his wife's new drama - as she shares kisses with both Luke and co-star Royce Pierreson

'I'm going to say both of them were very good!' she laughed, when asked which of her acting beaus was the better lip-lock. 

Michelle and Mark stepped out for a celebratory night out after the show's launch, as the duo remain defiant in the face of rumoured strife in their marriage.

The 29-year-old beauty could not stop smiling as she strode along arm-in-arm with her spouse of one year, having enjoyed a night of post-work festivities at London's Mahiki nightclub.

Happier than ever! Michelle went further than showing off her ring as she later stepped out with the former TOWIE star for a celebratory night out after the launch

Michelle stole the show at the launch, as she flashed her engagement ring from her husband in a defiant display having set tongues wagging with the absence of the jewellery in recent weeks. 

In the face of bold claims about their romance, the couple, who have just returned from a beach break in Majorca, seemed happier than ever as they giggled their way out of the swanky club in the capital before hopping in a cab.

The former Coronation Street actress remained in her stunning tuxedo from earlier in the night.

Look at the smiles! The 29-year-old beauty could not stop smiling as she strode along arm-in-arm with her spouse of one year, having enjoyed a night of post-work festivities at London's Mahiki nightclub

Moment to himself: Mark appeared to be lost in thought as Michelle screamed with laughter at a joke from co-star Ben Aldridge  

 A laugh a minute: In the face of bold claims about their romance, the couple, who have just returned from a beach break in Majorca, seemed happier than ever as they giggled their way out of the swanky club in the capital before hopping in a cab

Flying the flag: As the duo clamboured into a taxi they were caught in a fit on the giggles, while Michelle held on to a camouflage flag, no doubt a souvenir from the triumphant launch of the show

Mark meanwhile, who had not been seen at the premiere, was suitably more low-key in a denim ensemble.

The handsome star, who soared to fame in TOWIE's 2010 inauguration, wore tight jeans with a complementary grey T-shirt and denim jacket for his night out with his stunning wife. 

As the duo clambered into a taxi they were caught in a fit on the giggles, while Michelle held on to a camouflage flag, no doubt a souvenir from the triumphant launch of the show. 

Having a giggle: It was a squeeze in the car as the whole gang looked to be heading to their next venue while cracking up with Michelle sat in the centre of the taxi

What a laugh! Mark seemed to be the jester of the pack as he giggled away 

Stoney: Some moments appeared more stern as the laughs dissipated 

A great night had by all! The happy couple seemed joyous at the end of the evening

Stunner: Michelle's gleaming white smile was stunning as she beamed

Hometime: The couple looked ready for bed as they left the party 

Time to go: Michelle struggled to keep her eyes open as Mark guided her to the car

Something on your mind? The former TOWIE star seemed preoccupied with his phone

More serious moments: Mark and Michelle gazed into the distance as they waited for the car to depart 

Also in their cab was her co-star Ben Aldridge, who seemed to have been enjoying the party alongside the couple. 

It was a squeeze in the car as the whole gang looked to be heading to their next venue while cracking up with Michelle sat in the centre of the taxi.  

While the happy couple seemed joyous at the end of the evening, reports were once again circulating, with insiders claiming Michelle's Our Girl love interest Luke Pasqualino dodged the premiere to avoid questions about their relationship.

Glimmering: Michelle's dazzling good looks were radiant in the London night

Wrapping up: It was no doubt time for bed after a night of work and partying for the pair 

Serious: Mark frequently looked lost in thought as he headed out 

Three's a crowd? Michelle was in a fit of giggles with her co-star Ben

What's so funny? While her husband was lost in thought, Michelle was having the time of her life

Was it something he said? The actress is obviously great mates with her co-star

The glamorous event in London saw Michelle arrive on the arms of handsome co-stars Ben and Royce Pierreson although Luke was nowhere to be seen.

Insiders tell The Sun that the 26-year-old former Skins star sought to avoid any awkward line of questioning about the 'close bond' they formed, in fear his responses would further fuel rumours. 

The speculation was not helped when Luke and Michelle filmed scenes in Manchester in July, where they looked totally at ease with one another. 

Leading lady: Michelle was keen to celebrate after her big night on the red carpet 

Hunky husband: Mark didn't appear at the premiere earlier in the evening but was there to party with his wife later

This way? Michelle looked for the couple's car as they walked out into the crowd

Party time! Michelle chose to celebrate her new TV project at popular haunt Mahiki 

I got you babe: Gentleman Mark held the door open for his wife

Keeping her close: Mark made sure his gorgeous girl stuck by his side in the crowds

Where to next? The party spirit seemed to be strong in the cab ride home

In the mood: Mark seemed to brighten up as he joined in the fun and japes

Michelle plays Lance Corporal Georgie Lane to Luke's character, maverick Special Forces officer Elvis Harte.

While the stunning actress ensured her wedding ring was in full focus during the evening, Luke, who is reportedly dating Little Mix's Perrie Edwards, was nowhere to be seen.

Sources tell the publication: 'Michelle and Luke obviously formed a close bond while being away from home for so long.

Time out: Michelle Our Girl love interest Luke Pasqualino reportedly dodged Thursday night's premiere to dodge questions about their relationship

Work time! Insiders tell The Sun that the 26-year-old former Skins star sought to avoid any awkward line of questioning about the 'close bond' they formed, in fear his responses would further fuel rumours

Work friends: The glamorous event in London saw the former Coronation Street star, 28, arrive on the arms of handsome co-stars Ben Aldridge and Royce Pierreson although Luke was nowhere to be seen

'But he just wants to the talk to be about his performances, not face the inevitable questions about his relationship with Michelle. His responses could fuel even more rumours.'

MailOnline has contacted representatives for BBC and Luke for comment.   

As she walked the red carpet, Michelle looked incredible in a black two-piece suit, with a plunging white vest top worn beneath to flash a hint of her cleavage yet remaining demure and sophisticated.

Where was he? While the stunning actress ensured her wedding ring was in full focus during the evening, Luke, who is reportedly dating Little Mix's Perrie Edwards, was nowhere to be seen

New love? Luke is rumoured to be dating Little Mix star Perrie Edwards

Ring the alarm! Michelle stole the show at the launch, as she flashed her engagement ring from her husband of a year Mark Wright in a defiant display having set tongues wagging with the absence of the jewellery in recent weeks

Stunner: The actress, who has just returned from a beach break with her husband in Majorca, looked incredible in a chic tuxedo as she prepped to unveil her latest work in the BBC series

Michelle looked incredible in a chic tuxedo as she prepped to unveil her latest work in the BBC series.

Her blonde tresses, recently bleached for her role in forthcoming biopic Bobby And Tina, were beginning to show the faintest hints of her natural raven roots although she ignored the contrast with a pulled back style.

The most stand out element of her incredible outfit was undoubtedly her eye-watering engagement ring, gifted to her by Mark in September 2013.

Hunky! The most stand out element of her incredible outfit was undoubtedly her eye-watering engagement ring, gifted to her by the former TOWIE star in September 2013

Pals: Royce meanwhile looked sharp in a cobalt blue polo shirt for his turn at the premiere, where he was lucky enough to receive a warm hug and affectionate poses with his stunning co-star

Her hands were laden with delicate costume jewellery rings, while she wore a dazzling gold watch although her eye-popping wedding ring was the stand-out element of her accessory choices.

Mark and Michelle's marriage has been plagued with rumours of strife, with the whispers being heightened by Michelle's frequent public appearances without her wedding ring of late - although the couple have frequently slammed the reports.

Michelle was beaming as she walked the red carpet in her suit while sandwiched between her two co-star pals, with Ben going casual in a bomber jacket.

A handsome pair: Michelle was beaming as she walked the red carpet in her suit while sandwiched between her two co-star pals, with Ben going casual in a bomber jacket

Suited and booted: Michelle's ensemble was perfect for the evening ahead

A gorgeous group: The trio proved to be an extremely good looking group 

Bling, bling: Her hands were laden with delicate costume jewellery rings, while she wore a dazzling gold watch although her eye-popping wedding ring was the stand-out element of her accessory choices

Royce meanwhile looked sharp in a cobalt blue polo shirt for his turn at the premiere, where he was lucky enough to receive a warm hug and affectionate poses with his stunning co-star. 

Earlier this year a previous story from New! magazine claimed the Heart presenter was concerned when fans linked Michelle to handsome Ben.

Michelle had innocently shared a group picture with some of the cast at their read through which was captioned: 'Me and some of the boys at our cast read through for Our Girl 2! X'    

But a representative for Mark told MailOnline: 'It's a completely fabricated and made up story written by people desperate for content.'  

Slammed! Earlier this year a previous story from New! magazine claimed the Heart presenter was concerned when fans linked Michelle to handsome Ben

Innocent: Michelle had innocently shared a group picture with some of the cast at their read through which was captioned: 'Me and some of the boys at our cast read through for Our Girl 2! x'

Gorgeous: Michelle's role as Corporal Georgie Lane in the new series takes over the lead role from Lacey Turner, who will reprise her character of Molly Dawes but in a minor capacity due to her hectic filming schedule with EastEnders

Working it out: Michelle looked ready for business for the night ahead 

Michelle's role as Corporal Georgie Lane in the new series takes over the lead role from Lacey Turner, who will reprise her character of Molly Dawes but in a minor capacity due to her hectic filming schedule with EastEnders.

Speaking about the second season of Our Girl, a BBC spokesperson announced: 'It won't be an easy posting as [Georgie] has to earn the love and trust of her fellow soldiers, and the greater respect of her commanding officer, while working alongside aid workers in the world's biggest refugee camp. 

'Kenya will be full of surprises that will challenge Georgie professionally and personally.' 

Waving to her fans: Speaking about the second season of Our Girl, a BBC spokesperson announced: 'It won't be an easy posting as [Georgie] has to earn the love and trust of her fellow soldiers'