Cast
Roland Winters
Charlie Chan
Victor Sen Yung
Tommy Chan (as Victor Sen Young)
Bruce Kellogg
Talbot Bartlett
John Merton
Miner (uncredited)
Wanda McKay
Evelyn Manning
Evelyn Brent
Sister Teresa
Forrest Taylor
Mr. Manning
Lee 'Lasses' White
Pete
Sam Flint
Dr. Groves (uncredited)
Shep Houghton
Dude Ranch Guest (uncredited)
Tim Ryan
Vincent O'Brien / Lt. Mike Ruark
Ralph Dunn
Jim. Driscoll
Jack Gargan
Man in the Darkness (voice) (uncredited)
Mantan Moreland
Birmingham Brown
Edmund Cobb
Miner (uncredited)
Suzanne Ridgway
Dude Ranch Guest (uncredited)