Lane Caudell
— Will Armer
Julie Adams
— Janice Armer
William Windom
— Clifford Armer
Darby Hinton
— Mark Jeffries
Ann Dusenberry
— Sharon Browne
Ron Lombard
— Gregg Lombardi
Stu Krieger
— Kurt Moriarty
Myron Healey
— Walter Craig
Virginia Gregg
— Nurse
Kenneth Tobey
— Police Captain
Mary Treen
— Teacher
Hillary Horan
— Mary Burton (as Hilary Horan)
Robin Greer
— Mark's Girlfriend