The Dark Tower

While working at a circus, a man hypnotizes a trapezist to kill her partner.

Ben Lyon

Phil Danton

Anne Crawford

Mary

David Farrar

Tom Danton

Herbert Lom

Stephen Torg

Frederick Burtwell

Willie Wainwright

William Hartnell

Jim Towers (as Bill Hartnell)

Josephine Wilson

Dora Shogun

Elsie Wagstaff

Eve Wainwright (as Elsie Wagstaffe)

J.H. Roberts

Dr. Wilson

Aubrey Mallalieu

Doctor