Chief of Civil Aeronautics Board (uncredited)

Sheriff Hinkle

Jed

Ricard Gorman

Headwaiter (uncredited)

Policeman (uncredited)

Owner

Inspector Renard

Fingerprint Man (uncredited)

John Spencer

Prof. Karl Schmidt

Dr. William Saunders

Lowell King

Town Constable

Olaf Anderson

Clarence DeWitt

Lt. Williams

Dr. Stephen Lang

(uncredited)

Dr. Nagel

Cylus Cuttler

Wendell

C.W. Crawford

Ernie Matthews

(uncredited)

Mick Finnegan