Film

No.	Year	Title	Role	Vote Average
1	1978	Forever	Michael Wagner	0
2	1983	The Kid with the 200 I.Q.	Steve Bensfield	50
3	1983	Little House: Look Back to Yesterday	Almanzo Wilder	71
4	1983	Little House: Bless All the Dear Children	Almanzo Wilder	51
5	1984	Little House: The Last Farewell	Almanzo Wilder	71
6	1985	Gidget's Summer Reunion	Jeff 'Moondoggie' Griffin	60
7	1985	Desert Hearts	Darrell	70
8	1989	Private Affairs	Matthew	0
9	1994	Juana la Cubana		59
10	1995	The Final Goal		30
11	2020	Laura Ingalls Wilder: Prairie to Page	Self	0

Television

No.	Year	Title	Role	Vote Average
1	1972	The Streets of San Francisco		69
2	1974	Little House on the Prairie	Almanzo James Wilder	79
3	1974	Little House on the Prairie		79
4	1976	Battle of the Network Stars		72
5	1977	The Love Boat	Stan Barber	63
6	1980	Here's Boomer		53
7	1982	Hotel		68
8	1984	Who's the Boss?		74
9	1984	Murder, She Wrote	Howard Griffin	75
10	1986	The New Gidget	Jeff 'Moondoggie' Griffin	50
11	1990	Shades of L.A.		60
12	1992	Renegade		67
13	1993	Diagnosis: Murder	Sly	71
14	1995	JAG	Navy Appellate Court Judge #2	73
15	1997	Buffy the Vampire Slayer	Hank Summers	81