Moe Howard

Dr. Howard

Larry Fine

Dr. Fine

Curly Howard

Dr. Howard

Dell Henderson

Dr. Graves (uncredited)

Phyllis Crane

Anna Conda (uncredited)

'Little Billy' Rhodes

Tiny Patient (uncredited)

Kay Hughes

Nurse (uncredited)

Irene Coleman

Nurse

Jeanie Roberts

Hiccupping Nurse (uncredited)

Hank Mann

Glass Door Man (uncredited)

Billy Gilbert

Dangerous Patient (uncredited)

Bud Jamison

Tiny Patient’s Doctor (uncredited)

Charles King

Anesthesiologist (uncredited)

Charles Dorety

Doctor (uncredited)

Ray McCarey