Film

No.	Year	Title	Role	Vote Average
1	1956	Bond of Fear	Det. Sgt. Daley	55
2	1957	The Secret Place	Police Inspector (uncredited)	62
3	1961	Victim	Scott Hankin	75
4	1963	The Double	John Cleeve	60
5	1967	Frankenstein Created Woman	Kleve	65
6	1969	Remember the Germans	Gustav	0
7	1970	Patton	British Briefing Officer	75
8	1971	Family Life	Dr. Caswell	73
9	1977	True Patriot	Dr. Bonhoeffer	0
10	1982	How Many Miles to Babylon?	Mr Frederick Moore	0
11	1985	Shadowlands	Christopher Riley	72
12	1985	Mr. and Mrs. Edgehill	Sir Humphrey Logan	70
13	1986	The Insurance Man	Doctor	62
14	1986	The Russian Soldier	Ken Tuke	0
15	1986	The Last Days of Patton	Brigadier Hugh Cairns	64
16	1987	The Dark Angel	Austin Ruthyn	75
17	1989	Here Is the News	Attorney General	0
18	1992	Blue Ice	Lewis Mandorf	51
19	1998	The Commissioner	Karl Ritter	57
20	1998	The Scold's Bridle	James Gillespie	70

Television

No.	Year	Title	Role	Vote Average
1	1959	No Hiding Place		37
2	1960	Maigret		69
3	1961	The Avengers	Brandon (as Alan MacNaughton)	77
4	1961	The Avengers	Gilpin	77
5	1962	Out of This World		43
6	1962	The Saint	Charlie Lewis	73
7	1965	BBC Play of the Month	Hubert	50
8	1965	BBC Play of the Month	Peter Kroger	50
9	1968	The Expert	Andrew Baker QC	100
10	1968	The Champions	Von Splitz	61
11	1968	Journey to the Unknown		63
12	1969	Department S	Gilford	49
13	1971	Jason King		73
14	1971	Justice	Mr. Ryton	60
15	1974	Playhouse	Frederick Moore	70
16	1975	The Hanged Man	Charlie Galbraith	55
17	1976	The Duchess of Duke Street		78
18	1976	Yanks Go Home		50
19	1977	This Year Next Year	Maurice Stockton	0
20	1977	BBC2 Play of the Week	Dr. Bonhoeffer	70
21	1977	The Professionals	Henry Laughlin	74
22	1977	The Professionals	Sorenson	74
23	1978	The Sandbaggers		80
24	1979	Minder	Merrick	68
25	1980	To Serve Them All My Days	Howarth	77
26	1981	Bergerac	George Draycott	67
27	1982	The Agatha Christie Hour		67
28	1984	The Glory Boys		56
29	1985	Time for Murder	Bernard Smith	40
30	1988	A Very British Coup	Browne	79
31	1988	Game, Set, and Match		75
32	1989	Shadow of the Noose	Lord Justice Mathew	0
33	1991	Soldier Soldier	Professor Kröhling	66
34	1993	Conjugal Rites		60
35	1995	Hamish Macbeth	Father McPhail	76