William Lundigan

Host

Michael Rennie

Dr. Henry Jekyll / Mr. Hyde

Cedric Hardwicke

Mr. George Utterson

Mary Sinclair

The Girl

Lowell Gilmore

Dr. Lanyon

John Hoyt

Poole

Karen Scott

The Girl Companion

Gilchrist Stuart

The Policeman

Keith McConnell

The Fiance

Harry Fielder

The Pianist

Diane Doxee

The Singer

Barbara Morrison

The Dowager

Allen Reisner