Director
Frederick De Cordova
DIRECTOR
Stars (in credits order)
Ronald Reagan
Prof. Peter Boyd
Diana Lynn
Jane Linden
Walter Slezak
Prof. Hans Neumann
Lucille Barkley
Dr. Valerie Tillinghast
Jesse White
Babcock
Herbert Heyes
Dean Tillinghast
Herb Vigran
Police Lt. Daggett
Harry Tyler
Knucksy Breckenridge
Edward Clark
Professor Fosdick
Edward Gargan
Policeman Bill
Joel Friedkin
Mr. DeWitt
Brad Browne
Chief of Police
Elizabeth Flournoy
Miss Swithen
Howard Banks
Policeman
Perc Launders
Fireman
Brad Johnson
Student
Billy Mauch
Ann Tyrrell
Telephone Operator
Bonzo
Ginger Anderson
Coed (uncredited)
Leslye Banning
Tommy Bond
Student Reading Newspaper (uncredited)
Bridget Carr
Girl in Car (uncredited)
Larry Carr
Student (uncredited)
Larry Crane
John Daheim
Fireman (uncredited)
Irmgard Dawson
Operator (uncredited)
Johnny Duncan
Paperboy (uncredited)
Jack Gargan
Teacher (uncredited)
Ed Jarga
Policeman (uncredited)
Michael Kraike
Bit Part (uncredited)
Philo McCullough
Frank Nelson
Trailer Narrator (uncredited) (voice)
Chip Perrin
Purv Pullen
Minor Role (uncredited) (voice)
Midge Ware
Steve Wayne
Lawrence A. Williams