Sidney Toler

Character: Charlie Chan

Ricardo Cortez

Character: Dr. Ainsley

Phyllis Brooks

Character: Vivian Wells

Slim Summerville

Character: Sheriff Tombstone Fletcher

Kane Richmond

Character: Curtis Whitman

Victor Sen Yung

Character: Jimmy Chan

Pauline Moore

Character: Mary Whitman

Eddie Collins

Character: Cab Driver

Kay Linaker

Character: Mrs. Wayne Russell

Louise Henry

Character: Jeanne Bentley

Robert Lowery

Character: Wally Burke

Charles D. Brown

Character: Police Chief King

Iris Wong

Character: Choy Wong

Morgan Conway

Character: George Bentley

Hamilton MacFadden

Character: Night Clerk

Jimmy Aubrey

Character: Me #3 Son Wiseguy

Brooks Benedict

Character: Man in Line-Up

Stanley Blystone

Character: Lineup Officer

Heinie Conklin

Character: Policeman

Jerry Frank

Character: Bar Patron

Bobby Hale

Character: Mr. Jones (uncredited)

Chuck Hamilton

Character: Policeman

Harry Hayden

Character: Chemistry Professor

Dick Hogan

Character: Jack - College Student

Fred Kelsey

Character: Reno Desk Sergeant (uncredited)

Al Kikume

Character: Honolulu Policeman (uncredited)

Hank Mann

Character: 'Injured' Con Man / Casino Extra

Imboden Parrish

Character: Undetermined Role

Jack Perry

Character: Rough Drunk (uncredited)

Arthur Rankin

Character: Bellhop

Virginia Sale

Character: Maid Reporting Missing Passkey

Edwin Stanley

Character: Police Chemist

Blue Washington

Character: Man in Line-Up

Robert Shaw

Character: College Student (uncredited)

Barbara McLean

Character: College Student (uncredited)

Dick Cherney

Character: Casino Patron (uncredited)