Basil Rathbone
Sherlock Holmes
Acting
Nigel Bruce
Dr. John H. Watson
Acting
Alan Mowbray
Major Duncan-Bleek
Acting
Dennis Hoey
Inspector Lestrade
Acting
Renee Godfrey
Vivian Vedder
Acting
Frederick Worlock
Prof. William Kilbane
Acting
Mary Forbes
Lady Margaret Carstairs
Acting
Skelton Knaggs
Sands - Moran's Accomplice
Acting
Billy Bevan
Conductor Taking Tickets
Acting
Geoffrey Steele
Roland Carstairs
Acting
Janet Murdoch
Mrs. Shallcross (uncredited)
Acting
Gerald Hamer
Alf Shallcross (uncredited)
Acting
Leyland Hodgson
Senior Conductor (uncredited)
Acting
Harry Cording
Mock the Undertaker (uncredited)
Acting
Charles Knight
Baggage Car Guard (uncredited)
Acting
Boyd Davis
"Inspector MacDonald" (uncredited)
Acting
Bobby Wissler
Mock Jr. (uncredited)
Acting
Gilbert Allen
Dining Car Steward (uncredited)
Acting
C. Aubrey Smith
Elderly gentleman on train station (uncredited)
Acting