Film

No.	Year	Title	Role	Vote Average
1	1982	Doctor Who: The Visitation	Charles	77
2	1984	To Catch a King	Butterfly Man	40
3	1984	Oxford Blues	Gareth Rycroft	55
4	1986	The Fools on the Hill	Leslie Mitchell	0
5	1987	Mary Rose	Simon	0
6	1991	Absolute Hell	Douglas Eden	57
7	1993	Riders	Billy Lloyd-Foxe	35
8	1994	The Madness of King George	Fitzroy	68
9	1997	My Night with Reg	John	40
10	1997	Anna Karenina	Serpuliovskoy	60
11	1997	FairyTale: A True Story	Geoffrey Hodson	64
12	1999	A Woman of the North	Hugo Aylva	0
13	2001	Lorna Doone	Tom Faggus	57
14	2002	The Cry	Simon Bartlet	60
15	2002	The Falklands Play	Robin Fearn (Head of Falkland Islands Department, Foreign Office)	74
16	2003	Lucky Jim	Cecil Goldsmith	0
17	2003	Doc Martin and the Legend of the Cloutie	Tim Bowden	64
18	2003	The Brides in the Bath	Howard Munday	59
19	2004	The Hotel In Amsterdam		0
20	2005	Dead Cool	Mark	25
21	2005	The Strange Case of Sherlock Holmes & Arthur Conan Doyle	Bryan Charles Walker	61
22	2006	Beau Brummell: This Charming Man	Duke of York	57
23	2007	Straightheads	Heffer	52
24	2013	Private Lives	Victor Prynne	100
25	2015	National Theatre Live: The Hard Problem	Jerry	70
26	2016	The Man Who Knew Infinity	Howard	71
27	2018	King Lear	Duke of Albany	60
28	2018	The Children Act	Mark Berner	66
29	2022	I Came By	Superintendent William Roy	63
30	2023	Sisi & I	Earl Spencer	63
31	2023	Partygate	Sir Mark Sidwell	69
32		De Gaulle – Partie 1 : La France Libre	Spears	0
33		De Gaulle – Partie 2	Spears	0
34		A Teacher's Gift		0

Television

No.	Year	Title	Role	Vote Average
1	1963	Doctor Who	Charles	79
2	1982	Beau Geste	Digby Geste	50
3	1983	Chessgame	Dan Maclachlan	60
4	1987	My Family and Other Animals	Larry Durrell	50
5	1989	Agatha Christie's Poirot	Lawrence Cavendish	82
6	1991	I Misteri Della Giungla Nera	Richard	85
7	1991	Great Expectations	Pip	67
8	1991	Performance	John	60
9	1992	A Touch of Frost		75
10	1995	Kavanagh Q.C.	Miles Beddoes	70
11	1995	Bramwell	Andrew Armstrong	42
12	1995	Pride and Prejudice	Colonel Fitzwilliam	82
13	1997	Midsomer Murders	Stephen Cavendish	75
14	1997	Midsomer Murders	Julian Lennard	75
15	1998	Our Mutual Friend		78
16	2000	Lorna Doone	Tom Faggus	80
17	2001	Judge John Deed	James Brooklands	66
18	2002	The Cry	Simon Bartlett	60
19	2002	Sirens	Anthony Soames	45
20	2002	Foyle's War	Martin Keller	79
21	2004	New Tricks	D.A.C. Strickland	74
22	2004	New Tricks	Deputy Assistant Commissioner Robert Strickland	74
23	2004	New Tricks	Robert Strickland	74
24	2004	New Tricks		74
25	2004	New Tricks	D.A.C. Robert Strickland	74
26	2004	Amnesia	John Dean	63
27	2005	Doctor Who	Godsacre	76
28	2005	The Robinsons		60
29	2006	The Impressionists	Emile Zola	75
30	2008	Mistresses	John Grey	59
31	2009	Trinity	Lord Ravensby	56
32	2010	Identity		68
33	2012	Call the Midwife	Aubrey Tracey	75
34	2012	Restless	Gerald Laird	71
35	2013	Dracula	Dr William Murray	71
36	2015	Poldark	William Wickham	78
37	2016	Power Monkeys	Tony	61
38	2016	The Crown	Royal Photographer	82
39	2022	Anne	Bishop James Jones KBE	68
40	2022	Suspicion	Professor Dean	68
41	2022	SAS Rogue Heroes	Stirling's Father	76
42	2023	The Gold	Michael Corkery QC	73
43	2023	The Buccaneers	Lord Brightlingsea	71
44	2024	One Day	Sid	77