Roland Winters

Charlie Chan

Wanda McKay

Evelyn Manning

Mantan Moreland

Birmingham Brown

Victor Sen Yung

Tommy Chan (as Victor Sen Young)

Bruce Kellogg

Talbot Bartlett

Tim Ryan

Vincent O'Brien / Lt. Mike Ruark

Evelyn Brent

Sister Teresa

Ralph Dunn

Jim. Driscoll

Lois Austin

Mrs. Margaret Driscoll

Forrest Taylor

Mr. Manning

Lee 'Lasses' White

Pete

Arthur Berkeley

Townsman (uncredited)