Reparto y equipo

David Wickes

Michael Caine Dr. Henry Jekyll / Mr. Edward Hyde

Cheryl Ladd Sara Crawford

Joss Ackland Dr. Charles Lanyon

Ronald Pickup Jeffrey Utterson, Esquire

Diane Keen Annabel

Kim Thomson Lucy Harris

Kevin McNally Sergeant Hornby

David Schofield Snape

Lionel Jeffries Jekyll's Father

Lee Montague Inspector Palmer

Miriam Karlin Mrs. Hackett

Lance Percival Beresford Mount, Prince's Private Secretary

Joan Heal Mrs. Clark

Frank Barrie Poole the Butler

Martin Jacobs Young Man (as Martyn Jacobs)

Norman G. Langley

John Shirley