George O'Hanlon
Joe McDoakes aka Roger
Iris Adrian
Nurse Mabel (uncredited)
Diane Brewster
Nurse Anna (uncredited)
Phyllis Coates
Alice McDoakes aka Cynthia (uncredited)
Lester Dorr
Eddie the Bartender (uncredited)
Fritz Feld
Dr. Von Slaughter (uncredited)
Frank Sully
Harry (uncredited)