Sydney Seaward
— Inspector Dunbar
Arthur M. Cullin
— Dr. Cumberley
Harvey Braban
— Gaston Max
Annie Esmond
— Denise Ryland
Norman Page
— Soames
Kitty Fielder
— Lady of the Poppies
Kiyoshi Takase
— Ho-Pin
A.C. Fotheringham-Lysons
— Henry Leroux
Mary Massart
— Helen Cumberley
Cyril Percival
— John Howard Edel
Ivy King
— Mrs. Leroux
June Tripp
— Mrs. Vernon
Eric Albury
— Gianopolis
Geoffrey Benstead
— Sowerby