About
Thomas Stewart Baker is an English actor and writer celebrated for his iconic portrayal of the fourth incarnation of the Doctor in the BBC science fiction series 'Doctor Who.' He served as the Doctor from 1974 to 1981, making him the longest-serving actor in the role. Baker's unique and eccentric portrayal of the Doctor cemented his place in science fiction history. Beyond 'Doctor Who,' he has also worked in theatre and other television roles.
Career Timeline
Becomes the Fourth Doctor
Baker is cast as the Fourth Doctor in 'Doctor Who'. This role is his breakout and main job.
'Doctor Who' Peak Popularity
Baker's portrayal of the Doctor reaches its peak. The role becomes his identity.
Leaves 'Doctor Who'
Baker departs from 'Doctor Who' after seven seasons. This role defined his legacy.
Voice Acting Roles
Baker continues to work in voice acting and television roles. He is known as the doctor, but continues to grow his range.
Return to 'Doctor Who'
Baker makes a cameo appearance in 'Doctor Who'. He returns to his breakout show.
Legacy as The Doctor
Tom Baker is primarily remembered for his role as the Doctor. His time as the doctor made him a well known name.
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Last updated: February 21, 2026