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Harry Houdini

Sally Struthers

Bess Houdini

Ruth Gordon

Cecilia Weiss

Vivian Vance

Minnie

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Daisy White

Bill Bixby

Rev. Arthur Ford

Jack Carter

Theo Weiss

Peter Cushing

Sir Arthur Conan ...

Nina Foch

Reverend Le Veyne

Wilfrid Hyde-White

Superintendent Me...

Geoffrey Lewis

Dr. Crandon

Maureen O'Sullivan

Lady Conan Doyle