Jim Backus
Sergeant
Whit Bissell
Dr. Braden
Frank Faylen
Catfish
Howard Morris
Sweeney
Edward Andrews
Griswald
Ernest Truex
Claridge
Adam Roarke
Bob Brighton
Tony Randall
Prof. Daniel Potter
Dick Sargent
Tommy
Shirley Jones
Janice Claridge
Parley Baer
Police Captain
Connie Gilchrist
Maid
Jim Boles
Pete
Celia Milius
Sally Brighton
Orangey
Cat (uncredited)