(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

(1979) Feet First

as Frank Faith

(1972) Clochemerle

as Hippolyte Foncimagne

(1984) The Bill

as Bob Cheetham

(1970) UFO

as Tim Redman