Name	Known for
Jon Pertwee Doctor Who Doctor Who See fewer	Doctor Who (1963)
Roger Delgado Master Master See fewer	Doctor Who (1963)
Katy Manning Jo Grant Jo Grant See fewer	When Darkness Falls (I) (2006)
Edwin Richfield Captain Hart Captain Hart See fewer	Quatermass and the Pit (1967)
Donald Sumpter Commander Ridgeway Commander Ridgeway See fewer	In the Heart of the Sea (2015)
David Griffin Lt. Commander Mitchell Lt. Commander Mitchell See fewer	Keeping Up Appearances (1990)
Colin Bell C.P.O. Summers C.P.O. Summers See fewer	Doctor Who (1963)
Christopher Wray Ldg. Seaman Lovell Ldg. Seaman Lovell See fewer	Doctor Who (1963)
Rex Rowland A / B Girton A / B Girton See fewer	Doctor Who (1963)
Martin Boddey Walker Walker See fewer	A Man for All Seasons (1966)
Norman Atkyns Rear Admiral Rear Admiral See fewer	Doctor Who (1963)
June Murphy 3rd Officer Jane Blythe 3rd Officer Jane Blythe See fewer	Doctor Who (1963)
Alec Wallis Ldg. Telegraphist Bowman Ldg. Telegraphist Bowman See fewer	Doctor Who (1963)
Peter Forbes-Robertson Chief Sea Devil Chief Sea Devil See fewer	Island of Terror (1966)
Pat Gorman Sea Devil Sea Devil See fewer	The Elephant Man (1980)
Peter Brace Naval Base Sailor (uncredited) Naval Base Sailor (uncredited) See fewer	Robin Hood: Prince of Thieves (1991)
Steve Ismay Sea Devil (uncredited) Sea Devil (uncredited) See fewer	Little Dorrit (1987)
Brian Nolan Sea Devil (uncredited) Sea Devil (uncredited) See fewer	Paul Temple (1969)
Frank Seton Sea Devil (uncredited) Sea Devil (uncredited) See fewer	BBC Play of the Month (1965)
Michael Stevens Sea Devil (uncredited) Sea Devil (uncredited) See fewer	UFO (1970)