Film

No.	Year	Title	Role	Vote Average
1	1979	Rocky II	Young Patient (uncredited)	73
2	1980	Death Penalty	Joey Rodick	0
3	1980	Fame	Montgomery	64
4	1980	Baby Comes Home	Bobby Moore	0
5	1981	We're Fighting Back	Preacher	60
6	1984	The Hotel New Hampshire	Frank Berry	56
7	1984	Purple Hearts	Brenner	56
8	1987	RoboCop	Emil Antonowsky	73
9	1988	The Blob	Deputy Bill Briggs	68
10	1988	Deadline: Madrid	Doug Dugan	0
11	1989	Money, Power, Murder.	Billy Lynn	52
12	1992	With Murder in Mind		47
13	1993	RoboCop 3	Emil M. Antonowsky (archive footage)	48
14	1993	The Portrait	Bartel	57
15	1993	Strapped	Mitch Corman	61
16	1994	RoboCop: The Future of Law Enforcement	Emil Antonowsky	72
17	1994	The Shawshank Redemption	Guard Trout	87
18	2000	The Last Producer	Austin Greene	48
19	2002	NBC 75th Anniversary Special	Self	0
20	2003	New Suit	Braggy Shoot	58
21	2012	Atlas Shrugged: Part II	Wesley Mouch	52
22		On Location with: FAME	Self - ‘Montgomery’	0

Television

No.	Year	Title	Role	Vote Average
1	1981	Hill Street Blues		76
2	1981	Nurse	George Nicholas	50
3	1985	The Equalizer	Crocker	71
4	1987	Wiseguy		65
5	1988	Superboy		64
6	1990	Law & Order	James Lee Pawl	74
7	1991	The Commish		71
8	1993	The X-Files	Leonard Morris Betts	84
9	1994	Under Suspicion	Det. Patrick Clarke	75
10	1994	Chicago Hope		72
11	1994	ER	Robert Romano	78
12	1994	Touched by an Angel	Grant Abbott	72
13	1996	Champs	Dr. Herb Barton	0
14	1997	The Practice	Martin Parks	77
15	1998	From the Earth to the Moon	Pete Conrad	82
16	1999	Where Are They Now?	Self	75
17	2000	CSI: Crime Scene Investigation	Phil Carpenter	76
18	2001	24	Graem Bauer	78
19	2006	Ugly Betty	District Attorney Weitz	63
20	2013	Under the Dome	Patrick Walters	72
21	2018	Barry	Mark	79
22	2019	All Rise	Jonas Laski	75
23	2019	The Movies That Made Us	Self	72
24	2022	The Offer	Jack Ballard	80
25	2022	The Terminal List	Mike Tedesco	80
26	2023	RoboDoc: The Creation of RoboCop	Self	77