Film

No.	Year	Title	Role	Vote Average
1	1974	Blazing Saddles	Henry (uncredited)	72
2	1974	Mame	Peter	60
3	1974	Only with Married Men	Peter West	50
4	1977	A Circle Street of Children	Patrick	80
5	1977	Young Joe, the Forgotten Kennedy	Ted Kennedy	0
6	1977	Opening Night	Child Actor Playing Vito (uncredited)	76
7	1978	The Comedy Company	Davey Byron	20
8	1986	Prince of Bel Air	Justin	47
9	1987	Summer School	Kevin Winchester	64
10	1988	Terminal Entry	Bob	40
11	1988	Heathers	Ram Sweeney	73
12	1990	Ghoulies III: Ghoulies Go to College	Mookey	52
13	1991	Ski School	Ed Young	51
14	1991	Adventures in Dinosaur City	Rex / Mr. Big (voice) (as Patrick Labyerteaux)	42
15	1992	3 Ninjas	Fester	57
16	1994	National Lampoon's Last Resort	Young Hemlock	40
17	2000	Hollywood Palms	Clark	47
18	2008	Yes Man	Marv	67
19	2010	In My Sleep	Rob	52
20	2011	2012: Ice Age	Bill Hart	45
21	2018	The Last Sharknado: It's About Time	Caesar	44
22	2023	Doomsday Meteor	General Ferris	47
23	2024	Arctic Armageddon	Secretary Carter	30
24	2025	The Jolly Monkey	Walter Roberts	10

Television

No.	Year	Title	Role	Vote Average
1	1974	Little House on the Prairie	Andy Garvey	79
2	1975	Starsky & Hutch	Richie Yeager	73
3	1977	The Love Boat	Bobby Trymon	63
4	1977	The Love Boat	Todd Andrews	63
5	1979	Trapper John, M.D.		65
6	1987	21 Jump Street	Pvt. Jack Weaver	72
7	1993	Lois & Clark: The New Adventures of Superman		70
8	1994	Spider-Man	Flash Thompson (voice)	83
9	1995	Hope and Gloria	Howie	50
10	1995	JAG	Bud Roberts	73
11	1996	The Last Frontier		0
12	2000	CSI: Crime Scene Investigation	Bob Lenz	76
13	2002	Without a Trace	William Broeder	72
14	2003	NCIS	Bud Roberts Jr.	76
15	2003	NCIS	Olev Kozlov	76
16	2003	NCIS	Bud Roberts, Jr.	76
17	2005	Wildfire	Derek Polk	86
18	2005	Ghost Whisperer	Jeffrey Crockett	81
19	2006	Dexter	Cook at Sandwich Shop	82
20	2007	iCarly	Wilson	80
21	2009	Castle	Glen Hume	80
22	2012	Scandal	Doug Morton	71
23	2016	American Crime Story	Mike Walker	76
24	2019	For All Mankind	Congressman Willie Baron	77
25	2022	The Offer	Murray Miller	80