Triple threat! Karen Gillan reveals her toned abs and long legs as she poses with two identical stunt doubles on the set of Jumanji in Hawaii

She made her name as the trusty sidekick to Doctor Who's the Time Lord.

But Karen Gillan was embarking on a very different kind of adventure at the weekend, as she got active in the jungle while filming her latest movie project, Jumanji.

The 28-year-old actress posted a snap alongside her two flawless stunt doubles on set in Hawaii, with all three showing off their washboard stomachs and toned legs in a crop top and jungle short combo.

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Thrice as nice: Karen Gillan poses with her near-identical stunt doubles on the Jumanji set in Hawaii over the weekend

Thrice as nice: Karen Gillan poses with her near-identical stunt doubles on the Jumanji set in Hawaii over the weekend

Karen captioned the shot: 'Three Martha's ready to kick some ass in the jungle' as her team of stunt-Rubies got ready to shoot some scenes.

Playing Ruby Roundhouse in the film, a part The Rock described as 'the most important role in our movie', her character has been described as full of 'chutzpah' and easily able to hold her own against the three lead male roles in the film.

The Sony project is a continuation of the 90s family adventure film of the same name, and also stars Dwayne 'The Rock' Johnson, Jack Black and Kevin Hart.

Nick Jonas, former pop singing Jonas Brother, also appears in the film. 

'Being an actress is hard': A joke video began on a close up of Karen's face as she lay on her back looking up at the sky, before zooming out to reveal a team tending to her every need

'Being an actress is hard': A joke video began on a close up of Karen's face as she lay on her back looking up at the sky, before zooming out to reveal a team tending to her every need

High maintenance: As the team fanned her face, curled her hair and powdered her belly, Karen looked bored  as she explained it's 'super hard' being an actress

High maintenance: As the team fanned her face, curled her hair and powdered her belly, Karen looked bored as she explained it's 'super hard' being an actress

Along with Karen they play video game-like avatars for the film's four young protagonists.

A little later in the day Karen went on to post a tongue-in-cheek video about the hardships of being an actress.

Captioning her short video, 'Being an actress is hard...', the film began on a close up of Karen's face as she lay on her back looking up at the sky, before zooming out to reveal a team tending to her every need.

Rumble in the jungle: The Sony project is a continuation of the 90s family adventure film of the same name, and also stars Dwayne 'The Rock' Johnson,  Kevin Hart and Jack Black (R-L)

Rumble in the jungle: The Sony project is a continuation of the 90s family adventure film of the same name, and also stars Dwayne 'The Rock' Johnson, Kevin Hart and Jack Black (R-L)

As the team fanned her face, curled her hair and powdered her tummy, Karen looked bored as she shielded her eyes from the sun.

Never one to take herself too seriously, the Scottish actress then posted a work out video in the gym, as she worked her arm muscles by vigorously pumping... an avocado.

Earlier this year there was controversy after the first pictures from the film were released, when people complained about the the skimpy outfits the character Ruby was wearing.

'Could be worse': Karen is enjoying her time filming in the beautiful landscape of Honolulu in Hawaii

'Could be worse': Karen is enjoying her time filming in the beautiful landscape of Honolulu in Hawaii

Karen took to social media to set the record straight. 'Yes I'm wearing child sized clothes and YES there is a reason! The pay off is worth it, I promise!'

The late Robin Williams stared in the original board game based adventure film back in 1995, alongside Kirsten Dunst. 

Jumanji hits US cinemas on July 28, 2017.

Action movie: The Rock described Karen's part of Ruby as 'the most important role in our movie', who is full of 'chutzpah'

Action movie: The Rock described Karen's part of Ruby as 'the most important role in our movie', who is full of 'chutzpah'

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