Dexter Riley
A.J. Arno
Dean Higgins
Professor Quigley
Dean Collingsgood
Chillie Walsh
Annie
Henry
Pete
Schuyler
Bradley
Angelo
Moderator
Sigmund Van Dyke
Extra
Collingsgood Associate (uncredited)
Student (uncredited)
Winifred - Dean's Secretary (uncredited)
Mr. Walski (uncredited)
Police Turnkey (uncredited)
Moderator (uncredited)
College of Knowledge Attendee (uncredited)
Dietes - College Regent (uncredited)
Police Desk Sergeant (uncredited)
Police Detective at Raid (uncredited)
Police Detective (uncredited)
Crew Member (uncredited)
Scientist (uncredited)
Racetrack Patron (uncredited)
Leonard - College Regent (uncredited)
College of Knowledge Sponsor (uncredited)
Police Officer (uncredited)
Detective in Gambling Raid (uncredited)
Casino Patron (uncredited)
Croupier (uncredited)
Man Seated in Control Room (uncredited)
Party Guest (uncredited)
TV Reporter (uncredited)
Dr. Rufus Schmidt (uncredited)
Waiter at Track (uncredited)
Lt. Hannah
Priscilla's Lady in Waiting (uncredited)
Pedestrian (uncredited)
Crew Member (uncredited)