The Chinese Ring

Soon after a Chinese princess comes to the US to buy planes for her people, she is murdered by a poison dart fired by an air rifle.

Roland Winters

Charlie Chan

Warren Douglas

Police Sgt. Bill Davidson

Mantan Moreland

Birmingham Brown

Louise Currie

Peggy Cartwright

Victor Sen Yung

Tommy Chan (as Victor Sen Young)

Philip Ahn

Captain Kong

Byron Foulger

Armstrong

Thayer Roberts

Captain James J. Kelso

Barbara Jean Wong

Princess Mei Ling (as Jean Wong)

Jean Wong

Princess Mei Ling

Chabing

Lillie Mae Wong

Spencer Chan

Cargo Officer

Kenneth Chuk

The Mute Chinese Boy

Lee Tung Foo

Armstrong's Majordomo

Jack Mower

Police Guard at Apartment 26

Charmienne Harker

Kelso's Secretary

Paul Bryar

Desk Sergeant

Thornton Edwards

Hotel Desk Clerk