Film

No.	Year	Title	Role	Vote Average
1	1965	Darling	Tony Bridges (as Trevor Bowen)	67
2	1966	I Was Happy Here		61
3	1966	Way Off Beat	Piers	0
4	1978	Edward & Mrs. Simpson	Duff Cooper	100
5	1980	Murphy's Stroke	Collins	47
6	1984	Young Shoulders	Mr. Fawkes	70
7	1985	Knockback: 1	Sylvia's Lover	75
8	1986	Frankie and Johnnie	Richard Jayston, M.P.	0
9	1989	Miss Marple: A Caribbean Mystery	Raymond West	65
10	1990	I Hired a Contract Killer	Departmen Head	69
11	1991	Thatcher: The Final Days	Kenneth Baker	65
12	1992	Miss Marple: The Mirror Crack'd from Side to Side	Raymond West	75
13	1993	Not Even God Is Wise Enough	Magistrate	0
14	1997	The Beggar Bride	Jerry	75
15	2001	Greenfingers	Royal Horticultural Society President (as Trevor Bowen)	63
16	2007	Run Fatboy Run	Doctor	62

Television

No.	Year	Title	Role	Vote Average
1	1970	A Family at War	Tony Briggs	70
2	1972	Crown Court	Jack Lowery	54
3	1975	The Hanged Man	Michael Preston	55
4	1976	Dickens of London	John Forster	65
5	1978	Edward and Mrs Simpson	Duff Cooper (as Trevor Bowen)	62
6	1984	Sherlock Holmes	Charles Damant	81
7	1985	Screen Two	Sylvia's Lover	68
8	1985	Edge of Darkness	Childs	80
9	1994	Pie in the Sky	Marcus Benson	82
10	1997	The Man Who Made Husbands Jealous	David Hawkley	20
11	2001	Judge John Deed	Sir Michael Nivan	66
12	2001	Judge John Deed	Sir Michael Niven	66