Karen Allen
Katy Schoenstein
Kevin Bacon
Rev. Chip Diller (voice)
Verna Bloom
Marion Wormer
DeWayne Jessie
Otis Day
Stephen Furst
Kent 'Flounder' Dorfman
John Landis
Himself (voice)
Tim Matheson
Dr. Eric 'Otter' Stratton, OB / GYN
Bruce McGill
Daniel Simpson 'D-Day' Day
Peter Riegert
Donald 'Boon' Schoenstein
Martha Smith
Barbara 'Babs' Jensen
John Vernon
Vernon Wormer
James Widdoes
Assistant DA Robert Hoover
Jennifer Freeman
Otter's patient
Henry Herzog
Otis Schoenstein
Chris Miller
Curtis Wayne 'Hardbar' Fuller