She is best known as the lead singer of the 1980s new wave music group Altered Images, as well as for supporting roles in the 1981 film Gregory's Girl and the science fiction sitcom Red Dwarf as the first incarnation of Kristine Kochanski.

Grogan attempted to head away from the violence but was injured by thrown broken glass, causing a deep facial wound and a prominent scar on the left side of her face.

[8] While working as a waitress at the Spaghetti Factory restaurant in Glasgow, she was spotted by film director Bill Forsyth.

Because of her facial wound there were objections from the producers, but Forsyth refused to recast the role and Grogan was filmed mostly in profile.

She had a recurring role playing Dave Lister's would-be love-interest, Kristine Kochanski, in series 1, 2 and 6 of the TV show Red Dwarf.

[13] In 2006, Grogan portrayed Sandra Reeves, a control-freak office manager, in the film The Penalty King[14] played Cathy in an episode of Sea of Souls, and May, Danny's mother, in the Scottish sit-com Legit.

She appeared in the video for Peter Kay and Matt Lucas' charity single "I'm Gonna Be (500 Miles)", recorded for Comic Relief's Red Nose Day 2007, along with two TV films Wedding Belles and Forgiven.

[15] Grogan had a role in the 2011 TV series Skins as Shelley, mother of Mini McGuinness[16] and played Jenny Ferris in the Scottish gangster film The Wee Man in 2013.

Grogan later attempted a solo career, but after her single "Love Bomb" failed to gain chart success in 1987, her album Trash Mad was never released.

[citation needed] Grogan appeared in Series 2, Episode 2 of John Shuttleworth's Lounge Music on BBC Radio 4 on 27 November 2016.

[25] In 2021, Grogan duetted with Sharleen Spiteri on the track "Look What You've Done", from Hi, the tenth album released by Johnny McElhone's band Texas.