She has appeared in many roles on British television and is best known for her portrayals as Eve Granger in Cold Blood, Dr. Eleanor Bramwell in Bramwell, Eleanor in The Buddha of Suburbia, Francesca Rochester in Judge John Deed, and Dee Stanton in Like Father, Like Son. In 2007, she portrayed the indolent Lady Bertram in Mansfield Park and Sophie Wall in Waking the Dead. She appeared as Kate Stewart (formerly played by Beverley Cressman in the two videos Downtime and Dæmos Rising), the daughter of The Brigadier (Lethbridge-Stewart), in "The Power of Three" episode of Doctor Who in 2012 and reprised the role a year later in the 50th anniversary episode "The Day of the Doctor"; and as an aloof Psychiatrist, complicit in torture, in Episode 3 of Season 6 of George Gently. Also in 2013 she appeared as Doctor Zoe Evans in the BBC One drama series Frankie. She returned to the role of Kate Stewart in the Doctor Who (series 8) finale "Death in Heaven", and in the 2015 episodes "The Magician's Apprentice", "The Zygon Invasion" and "The Zygon Inversion". In 2015, she joined the cast of BBC medical drama Holby City as army medic Major Berenice (Bernie) Wolfe. After appearing in 59 episodes, Redgrave left the show in August 2017. It has, however, been intimated by producers of the show that she may return at some point in the Future. Jemma was revealed to be returning to Holby City on 6th February 2018 with her due to start work in March for a month long filming schedule. Redgrave and Russell have received wide spread commendation for their roles as Bernie Wolfe and Catherine Russell. They were given the portmanteau of Berena on twitter.