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)
Clive Morton Trenchard Trenchard See fewer	Kind Hearts and Coronets (1949)
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)
June Murphy 3rd Officer Jane Blythe 3rd Officer Jane Blythe See fewer	Doctor Who (1963)
Christopher Wray Ldg. Seaman Lovell Ldg. Seaman Lovell See fewer	Doctor Who (1963)
Stanley McGeagh Castle Guard Drew Castle Guard Drew See fewer	Gandhi (1982)
Terry Walsh Castle Guard Barclay Castle Guard Barclay See fewer	Robin Hood: Prince of Thieves (1991)
Peter Brace Naval Base Sailor (uncredited) Naval Base Sailor (uncredited) See fewer	Robin Hood: Prince of Thieves (1991)
Michael Stevens Sea Devil (uncredited) Sea Devil (uncredited) See fewer	UFO (1970)