as Bob Mason
as Underwood
as Angus Campbell
as Joe Maestro
as George Taylor
as J.J. 'Big Joe' Helton
as Harry Anderson
as Richard Talbot
as Sir Bruce Haden
as Mr. Schofield
as John Levings
as Detective-Sergeant Mather
as Dave Tolliver
as Owen [at 25] Conway
as Phil Powers
as Dr. Langwell
as Police Captain Fred O'Reilly
as Curly Bogard
as Arthur Bennett
as Kells
as Del Cole
as Phillip Flagg
as Mr. Stone
as Stephen Bates
as John Madison (as Rockcliffe Fellowes)
as Davidge
as Martin Doremus
as John Blake
as Bart Quillan (as Rockcliffe Fellows)
as Sir Melmoth Craven
as Nick Nash
as Garon Bourke
as Tom Levitt
as Dr. Robert Mason
as Tom Romaine
as Harry Cortland / Tim Purcell
as Friend Helping Tommy (uncredited)
as Clyde Bainbridge
as Jim Barston (a bushrider) / Jim Barston (heir to Barston Manor)
as Stephen Carey
as Jack Berry
as Dr. Hardwick
as Matthews
as John Randolph
as Roger Kendall
as John Miller
as Jack Garrison
