as Burton Alder (uncredited)
as Dr. Grisson
as Arizona Pete (as Tom Ross)
as Abner Spencer (uncredited)
as Charley
as Magistrate
as Judge Ormond Krebbs
as Professor Werner
as Professor Horatio T. Bitts
as Matthew Dickerson
as Mr. Emory
as Dr. Dickinson
as Dick Meade
as Thomas Brainerd, Jr.
as Professor Blake
