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)

Duncan Gould

Businessman

John Scarborough

Auctioneer

Harvey Ashby

Customer

Ray Armstrong

Head Groom

Kiran Shah

Sara's Son

Nina Kennedy

Little Girl

Peter Gale

Lanyon's Butler

Andrew Castell

Dr. Lloyd

Gary Shail

Sailor

David Michaels

Medical Student 1

Simon Adams

Medical Student 2

Richard Dixon

Medical Student 3

Eric Dodson

Head Porter

Jill Pearson

Nurse

Samantha Womack

Young Maid (Margaret) (as Samantha Janus)

Margaret Rawlings

Jekyll's Mother

Michael Stainton

Duty Sergeant

Jazzer Jeyes

Pub Customer

Terry Walsh

Pub Customer

Eric Mason

Landlord

Philip Locke

Editor

Terence Plummer

Big Detective

Ross McCall

Copy Boy

Peter Geeves

Sub Editor

Craig Crosbie

Lab Technician

Antony Brown

Sergeant Cop

Nigel Betts

Local Cop

Prentis Hancock

Vendor/Detective