| Person | Type | Job | Role(s) |
|---|---|---|---|
 David Wickes | Crew | Directing | Director, Screenplay |
 Gerald W. Abrams | Crew | Production | Executive Producer |
 John Cameron | Crew | Sound | Music |
John Shirley | Crew | Editing | Editor |
Maggie Cartier | Crew | Production | Casting |
Norman G. Langley | Crew | Crew | Cinematography |
Patricia Carr | Crew | Production | Line Producer |
 Robert Louis Stevenson | Crew | Writing | Novel |
 Cheryl Ladd | Cast | Actress | Sara Crawford |
 David Michaels | Cast | Actor | Medical Student 1 |
 David Schofield | Cast | Actor | Snape |
 Diane Keen | Cast | Actress | Annabel |
Eric Mason | Cast | Actor | Landlord |
Frank Barrie | Cast | Actor | Poole the Butler |
Harvey Ashby | Cast | Actor | Customer |
Jazzer Jeyes | Cast | Actor | Pub Customer |
Jill Pearson | Cast | Actress | Nurse |
Joan Heal | Cast | Actress | Mrs. Clark |
 Joss Ackland | Cast | Actor | Dr. Charles Lanyon |
 Kevin McNally | Cast | Actor | Sergeant Hornby |
 Kim Thomson | Cast | Actress | Lucy Harris |
 Kiran Shah | Cast | Actor | Sara's Son |
 Lance Percival | Cast | Actor | Beresford Mount, Prince's Private Secretary |
 Lee Montague | Cast | Actor | Inspector Palmer |
 Lionel Jeffries | Cast | Actor | Jekyll's Father |
 Margaret Rawlings | Cast | Actress | Jekyll's Mother |
 Martin Jacobs | Cast | Actor | Young Man (as Martyn Jacobs) |
 Michael Caine | Cast | Actor | Dr. Henry Jekyll / Mr. Edward Hyde |
 Miriam Karlin | Cast | Actress | Mrs. Hackett |
Peter Geeves | Cast | Actor | Sub Editor |
 Philip Locke | Cast | Actor | Editor |
 Prentis Hancock | Cast | Actor | Vendor/Detective |
Ray Armstrong | Cast | Actor | Head Groom |
 Richard Dixon | Cast | Actor | Medical Student 3 |
 Ronald Pickup | Cast | Actor | Jeffrey Utterson, Esquire |
 Ross McCall | Cast | Actor | Copy Boy |
 Samantha Womack | Cast | Actress | Young Maid (Margaret) (as Samantha Janus) |
Simon Adams | Cast | Medical Student 2 | |
 Terence Plummer | Cast | Actor | Big Detective |
 Terry Walsh | Cast | Actor | Pub Customer |
 Gary Shail | Cast | Actor | Sailor |
Antony Brown | Cast | Actor | Sergeant Cop |
Peter Gale | Cast | Actor | Lanyon's Butler |
John Scarborough | Cast | Actor | Auctioneer |
Andrew Castell | Cast | Dr. Lloyd | |
Nina Kennedy | Cast | Little Girl | |
Eric Dodson | Cast | Actor | Head Porter |
 Nigel Betts | Cast | Actor | Local Cop |
 Michael Stainton | Cast | Actor | Duty Sergeant |
Duncan Gould | Cast | Actor | Businessman |
 Craig Crosbie | Cast | Actor | Lab Technician |
| Person | Type | Job | Role(s) |
