Sergeant MacLane of the Mounties investigates the disruptive activities of a bunch of troublemakers.
Robert Kellard
Sergeant Mack MacLane RCMP
Nell O'Day
Diana Blake
Kenneth MacDonald
Mort Ransome
Herbert Rawlinson
Richard Winton
John Elliott
Factor J. L. Blake
Richard Fiske
Constable Brady
Forrest Taylor
Preacher Hinsdale
George Chesebro
Gaspard
Jack Ingram
Baptiste
I. Stanford Jolley
Pierre
Al Ferguson
Mike
Bud Osborne
Jake
Nick Thompson
Black Bear
Art Miles
Chief Flying Cloud
Rick Vallin
Little Wolf
Hank Bell
Martin
Tom London
Gaynor
Kermit Maynard
Constable Collins
Stanley Price
Hood
Knox Manning
Narrator
Charles King
Curly
