Peter Lorre

as Kentaro Moto

Virginia Field

as Gloria Danton/Tanya Boriv

Thomas Beck

as Robert 'Bob' Hitchings, Jr.

Sig Ruman

as Nicolas Marloff

Murray Kinnell

as Joseph B. Wilkie

John Rogers

as Carson

Lotus Long

as Lela Liu

George Cooper

as Muggs Blake

J. Carrol Naish

as Adram

Frederick Vogeding

as Curio Dealer

William Law

as Shanghai Police Chief