Ben Gazzara
— Doremus Connelly
Elizabeth Ashley
— Helen Connelly
Michael Douglas
— Craig
Al Waxman
— Sheriff Hap Washbrook
Larry Reynolds
— Doc Britton
Marian Waldman
— Elsa Britton
Karen Pearson
— Peggy Connelly
Chris Pellett
— Peter
Alan McRae
— Harry Randall
Steve Weston
— Enoch Mills
Robert Warner
— Sam
Michèle Chicoine
— Amy
John Bethune
— Quinlan
William Osler
— Professor Swen (uncredited)
Daniel Selby
— Boy at School (uncredited)