Prof. Peter Boyd
Jane Linden
Prof. Hans Neumann
Dr. Valerie Tillinghast
Babcock
Dean Tillinghast
Police Lt. Daggett (as Herburt Vigran)
Knucksy Breckenridge
Professor Fosdick (as Ed Clark)
Policeman Bill (as Ed Gargan)
Mr. DeWitt
Chief of Police
Miss Swithen (as Elizabeth Flourney)
Policeman
Fireman
Student
Student (as Bill Mauch)
Telephone Operator
Bonzo
Coed (uncredited)
Student Reading Newspaper (uncredited)
Girl in Car (uncredited)
Student (uncredited)
Fireman (uncredited)
Operator (uncredited)
Paperboy (uncredited)
Teacher (uncredited)
Policeman (uncredited)
Bit Part (uncredited)
Trailer Narrator (voice) (uncredited)
Minor Role (voice) (uncredited)