Castle in the Desert

Sidney Toler

— Charlie Chan

Victor Sen Yung

— Jimmy Chan

Lenita Lane

— Lucy Borgia Manderley

Douglass Dumbrille

— Paul Manderley

Steven Geray

— Dr. Retling

Edmund MacDonald

— Walter Hartford

Arleen Whelan

— Brenda Hartford

Ethel Griffies

— Mme. Saturnia, aka Lizzie

Henry Daniell

— Watson King

Richard Derr

— Carl Detheridge

Lucien Littlefield

— Prof. Gleason

Milton Parsons

— Arthur Fletcher

George Chandler

— The Bus Driver

Oliver Blake

— The Hotel Manager

Eric Wilton

— The Majordomo

Paul Kruger

— (unconfirmed)

Tex Phelps

— (scene deleted)