Walter Koenig as Captain Pavel Chekov

Walter Koenig reprises his role as Pavel Chekov from the Original Series. Walter Koenig — actor, director, screenwriter, novelist, acting professor, and comic book creator — was born in Manhattan in 1936 to Lithuanian Russian Jewish parents.

Nichelle Nichols as Captain Nyota Uhura

Nichelle Nichols reprises her role of Nyota Uhura from the Original Series.

Nichelle was born in Robbins, Illinois, near Chicago. Her father was both the town mayor of Robbins and its chief magistrate. She has studied in Chicago as well as New York and Los Angeles.

Alan Ruck as Captain John Harriman

Alan Ruck reprises his role of Captain John Harriman from Star Trek: Generations.

Alan Ruck started studying theater in high school and then at the University of Illinois. Later he began acting professionally in Chicago, appearing in numerous productions, including the Goodman and Wisdom Bridge Theaters.

Tim Russ as Tuvok

Tim Russ is reprising his role as Tuvok from Star Trek: Voyager.

Born into a military family in Washington, D.C., Tim was raised on Air Force bases around the world. He and his younger brother and sister spent time in the Orient and the Middle East before his family finally settled in Sacramento.

Garrett Wang as Garan

Garrett Wang portrays Garan, an ambitious and devious Security Chief.

Garrett Wang portrayed Ops/Communication Officer Harry Kim on Star Trek: Voyager. A graduate of the Starfleet Academy, Harry boarded the Starship U.S.S. Voyager after a stellar academic career.

J.G. Hertzler as Koval

JG Hertzler is portraying Koval, a ruthless, ambitious Klingon First Officer.

John Garman Hertzler is best-known for playing Chancellor Martok on Deep Space Nine. However, his "Star Trek" links go back to 1990, when he appeared in an episode of Quantum Leap opposite Scott Bakula, the man who became Jonathan Archer.

Chase Masterson as Xela

Chase Masterson portrays Xela, the sultry, seductive Orion communications officer.

Chase Masterson is probably best known as the sweet and sexy Barjoran Dabo girl Leeta on Star Trek: Deep Space Nine. She originally auditioned for the role of "Marta", Jake Sisko's Bajoran girlfriend, on DS9.

Gary Graham as Ragnar

Gary Graham portrays Ragnar, a strong, brooding freedom fighter.

Versatile actor Gary Graham is probably best known for his starring role as "Detective Matt Sikes" in the television series Alien Nation (1989-1990), which was followed by the TV movies:

Crystal Allen as Navigator Yara

Crystal Allen portrays the ship's Navigator, Yara. Crystal Allen guest starred as "D'Nesh," one of three Orion Slave Girls presented to Jonathan Archer in the Star Trek: Enterprise episode "Bound."

Ethan Phillips as The Data Clerk

Ethan Phillips is known to Trek fans as the Talaxian Neelix, a member of an alien race indigenous to the Delta Quadrant.

Born and raised on Long Island, New York, Phillips grew up as the only boy of six children.

Lawrence Montaigne as Stonn

Lawrence Montaigne reprises his role of Stonn from the Original Series episode "Amok Time."Lawrence starred or co-starred in twenty-five films in the U.S. and in Europe and also appeared in more than two hundred television episodes.

Cirroc Lofton as Sevar

Cirroc Lofton played Jake Sisko, the son of Captain Benjamin Sisko, and the youngest regular cast member of any Star Trek series. An army brat who doesn't remember life on Earth, Jake had been aboard four different starships before his arrival on Deep Space Nine.

William Wellman Jr. as Charlie Evans

Rangy, sturdy-looking actor William Wellman Jr. portrays Charlie Evans from the original series episode “Charlie X.” Wellman was born in Los Angeles on January 20, 1937, one of seven children born to legendary director William “Wild Bill” Wellman and his fifth wife, one-time actress Dorothy Coonan Wellman, who appeared in a few of her husband's pictures.

Grace Lee Whitney as Janice Rand

Grace Lee Whitney is reprising her role as Janice Rand.

Grace Lee Whitney was born Mary Ann Chase in Ann Arbor, Michigan. Whitney started her entertainment career as a "girl singer" on Detroit's WJR radio. She soon opened in nightclubs for the likes of Billie Holliday and Buddy Rich, and toured with the Spike Jones Band.

Herbert Jefferson Jr. as Colonel Galt

Herbert Jefferson Jr. portrays Colonel Galt, a freedom fighter.

Veteran actor Herbert Jefferson Jr. is known to many as Lieutenant Boomer from Battlestar Galactica, the third of the holy trinity that included Captain Apollo and Lieutenant Starbuck. But you've seen him in many more roles than as Galactica's erstwhile Cylon hunter.