Up in the Air
Van Martin - Announcer
Dark Mountain
Detective Dave Lewis
The Invisible Killer
Arthur Enslee
That's My Baby!
Doctor Calloway
The Iron Claw
James Benson
Thundering Frontier
Square Deal Scottie
Chasing Trouble
Fred Morgan
The Cyclone Kid
Big Jim Johnson
The Phantom Plainsmen
Kurt Redman
The Miracle Kid
Al Bolger
Sky Raiders
Capt. Long [Chs. 1-2, 4, 11-12]
The Secret Code
Investigator Hogan
It Ain't Hay
Mug (uncredited)
Anchors Aweigh
Commander (uncredited)
Rubber Racketeers
Butch