(1967) To Sir, with Love

as Denham

(1971) The Last Valley

as Andreas

(1968) The Anniversary

as Tom Taggart

(1968) Twisted Nerve

as Philip Harvey

(1972) Forbidden Love

as Joven

(1970) Berlin Affair

as Albert

(2008) Merry Christmas, Drake & Josh

as Boomer

(1969) The Desperados

as Adam Galt

(1974) Put Yourself in My Place

as Michael, Mr. Blake

(1970) The Adventurers

as Robert

(1991) Return to the Forbidden Planet

as Doctor Prospero

(1970) The Mind of Mr. Soames

as Thomas Fleming

(1979) Degree of Uncertainty

as Young lecturer

(1971) The Persuaders!

as Mark Lindley

(1977) Secret Army

as Oberleutnant Horst

(1978) Blake's 7

as Dr. Renor

(1961) The Avengers

as Huxton

(1984) The Bill

as Bob Cheetham

(1979) Feet First

as Frank Faith

(1970) UFO

as Tim Redman

(1964) Theatre 625

as Hakon

(1994) The World of Hammer

as Self (archive footage)