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