Groucho Marx
Role: Professor Wagstaff
Chico Marx
Role: Baravelli
Zeppo Marx
Role: Frank Wagstaff
Thelma Todd
Role: Connie Bailey
David Landau
Role: Jennings
Bobby Barber
Role: Speakeasy Patron (uncredited)
Reginald Barlow
Role: Retiring Collage President (uncredited)
Vince Barnett
Role: Speakeasy Patron (uncredited)
Sheila Bromley
Role: Wagstaff's Receptionist (uncredited)
E.H. Calvert
Role: Professor in Wagstaff's Study (uncredited)
Edgar Dearing
Role: Speakeasy Bartender (uncredited)
Robert Greig
Role: Biology Professor (uncredited)
Theresa Harris
Role: Laura (uncredited)
Edward LeSaint
Role: Professor in Wagstaff's Study (uncredited)
Florine McKinney
Role: Peggy Carrington (uncredited)
Nat Pendleton
Role: MacHardie (uncredited)
James Pierce
Role: Ed Mullen (uncredited)
Frank Rice
Role: Doorman at Speakeasy (uncredited)
Syd Saylor
Role: Speakeasy Patron at Slot Machine (uncredited)
Arthur Sheekman
Role: Typing Sportswriter (uncredited)
Ben Taggart
Role: Police Officer (uncredited)
Phil Tead
Role: Football Broadcaster (uncredited)