actor (6)

2007	Walk Hard: The Dewey Cox Story	L'Chaim	6.90
1997	As Good as It Gets	Dr. Bettes	7.70
1994	Airheads	Chris Moore	6.20
1993	Groundhog Day	Neurologist	8.00
1984	Ghostbusters	Dr. Egon Spengler	7.80
1983	National Lampoon's Vacation	Car salesman (voice) (uncredited)	7.30

director (3)

1993	Groundhog Day		8.00
1983	National Lampoon's Vacation		7.30
1980	Caddyshack		7.20

writer (5)

1993	Groundhog Day		8.00
1986	Back to School		6.70
1984	Ghostbusters		7.80
1980	Caddyshack		7.20
1978	National Lampoon's Animal House		7.40

producer (2)

1993	Groundhog Day		8.00
1986	Back to School		6.70