Diễn viên
Stuart Holmes
Professor (uncredited)
Veda Ann Borg
Passerby
Sol Gorss
Stagehand
Rosella Towne
Passerby
Roy Atwell
Professor Washburn
Ben Welden
Hammer
Emma Dunn
Mrs. Smith
Ted Healy
William Williams
Priscilla Lane
Betty Bradley
Walter Catlett
Professor Sylvester Biddle
Johnnie Davis
Buzz Bolton
Mabel Todd
Cuddles
John Harron
Clerk
John 'Bubbles' Sublett
Bubbles
Sterling Holloway
Trout
Glen Cavender
Stagehand
Earl Dwire
Professor
Sarah Edwards
Mrs. Biddle
Ethelreda Leopold
Chorus Girl
Robert Homans
Police Sgt. Murphy (uncredited)
Tom Kennedy
Policeman (uncredited)
Carole Landis
Student (uncredited)
Jack Mower
Desk Sergeant (uncredited)
Spec O'Donnell
Student
Halliwell Hobbes
Dean Meredith
Wilfred Lucas
Police Commissioner (uncredited), Police Commissioner
Dick Powell
Charles 'Chuck' Daly
Rosemary Lane
Barbara 'Babs' Steward
Lee Dixon
Johnny 'Rubberlegs' Stevens
Ferris Taylor
Mayor Jones
Tom Wilson
Stagehand
Tommy Wonder
Student
Edward Brophy
Mike Barclay