Tom Baker. Tom Baker was 44 in Doctor Who: The Ribos Operation as 'The Doctor'.
Mary Tamm. Mary Tamm was 28 in Doctor Who: The Ribos Operation as 'Romana'.
John Leeson. John Leeson was 35 in Doctor Who: The Ribos Operation as 'K-9 (voice)'.
Cyril Luckham. Cyril Luckham was 71 in Doctor Who: The Ribos Operation as 'The Guardian'.
Iain Cuthbertson. Iain Cuthbertson was 48 in Doctor Who: The Ribos Operation as 'Garron'.
Nigel Plaskitt. Nigel Plaskitt was 28 in Doctor Who: The Ribos Operation as 'Unstoffe'.
Paul Seed. Paul Seed was 31 in Doctor Who: The Ribos Operation as 'Graff Vynda-K'.Robert Keegan. Robert Keegan was 53 in Doctor Who: The Ribos Operation as 'Sholakh'.
Timothy Bateson. Timothy Bateson was 52 in Doctor Who: The Ribos Operation as 'Binro'.Anne Tirard. Anne Tirard was 61 in Doctor Who: The Ribos Operation as 'The Seeker'.
Prentis Hancock. Prentis Hancock was 36 in Doctor Who: The Ribos Operation as 'Shrieve Captain'.George Spenton-Foster. George Spenton-Foster was >> in Doctor Who: The Ribos Operation as 'Director'
Robert Holmes. Robert Holmes was >> in Doctor Who: The Ribos Operation as 'Writer'Graham Williams. Graham Williams was 37 in Doctor Who: The Ribos Operation as 'Producer'
Anthony Read. Anthony Read was 43 in Doctor Who: The Ribos Operation as 'Script Editor'Dudley Simpson. Dudley Simpson was 55 in Doctor Who: The Ribos Operation as 'Original Music Composer'
Delia Derbyshire. Delia Derbyshire was 41 in Doctor Who: The Ribos Operation as 'Theme Song Performance'