"Mad scientist works on a death ray in his mountain hideaway."
Josephine Dunn
as Doris Farrington
Jack Mulhall
as Danny
Eddie Boland
as Freddie
Marjorie Beebe
as Gertrude
Martha Mattox
as The Housekeeper
Mischa Auer
as Henry
Phillips Smalley
as Judge Folger
Crauford Kent
as Arnstein
Frank Ball
as Dr. Farrington
Alfred Cross
as Goddard
George Reed
as The Taxi Driver (uncredited)
Richard Thorpe
Director
Barry Barringer
Screenplay
Edward A. Kull
Cinematography
Fred Bain
Editor
Burton L. King
Production Supervisor
Earl Crain Sr.
Sound
Ken Strickfaden
Special Effects
Continuity
John R. Freuler
Presenter
