List of recast actors at Big Finish

The following actors have been cast in Big Finish Productions audio stories in roles from the TV series, where the characters were played by different actors.

Other information

 * Nicholas Briggs voiced many Doctor Who aliens (Daleks, Cybermen, Ice Warriors, et al.) in Big Finish audio stories, and later in the TV series.
 * Tom Baker and Matthew Waterhouse are the only actors to reprise their roles at Big Finish, after they were briefly recast for one story in the past.
 * Nicholas Courtney, Caroline John and Elisabeth Sladen are the only actors to reprise their roles at Big Finish, before they were recast in 2019 and 2021, following their death in 2011 and 2012, respectively. Daisy Ashford, Caroline's daughter, took over the role of Liz Shaw, Sadie Miller, Elizabeth's daughter, took over the role of Sarah Jane Smith.
 * Jon Culshaw was cast as three major Doctor Who characters: briefly as the Fourth Doctor in 2006, and also as Kamelion and as Brigadier Lethbridge-Stewart in 2019.
 * Carole Ann Ford and Claudia Grant both appeared as Susan Foreman in Tick-Tock World (2019).
 * David Bradley who played William Hartnell in An Adventure in Space and Time (2013) and was cast as the First Doctor in Twice Upon a Time (2017), voiced the Doctor in Big Finish audio stories since 2017.
 * Mark Seven was played by Alan Cox in The Destroyers (2010), and later Joe Sims took over the role in the Dalek Universe series, starting from 2021.