"American tourists David and Jack are savaged by an unidentified vicious animal whilst hiking on the Yorkshire Moors. Retiring to the home of a beautiful nurse to recuperate, David soon experiences disturbing changes to his mind and body."
David Naughton
as David Kessler
Jenny Agutter
as Nurse Alex Price
Griffin Dunne
as Jack Goodman
John Woodvine
as Dr. J. S. Hirsch
Don McKillop
as Inspector Villiers
Brian Glover
as Chess Player
David Schofield
as Dart Player
Lila Kaye
as Barmaid
Rik Mayall
as Second Chess Player
Sean Baker
as 2nd Dart Player
Frank Oz
as Mr. Collins
Paul Kember
as Sergeant McManus
Joe Belcher
as Truck Driver
Paddy Ryan
as First Werewolf
Anne-Marie Davies
as Nurse Susan Gallagher
Colin Fernandes
as Benjamin
Albert Moses
as Hospital Porter
Michele Brisigotti
as Rachel Kessler
Mark Fisher
as Max Kessler
Gordon Sterne
as Mr. Kessler
Paula Jacobs
as Mrs. Kessler
Claudine Bowyer
as Creepy Little Girl
Johanna Crayden
Nina Carter
as Naughty Nina
Geoffrey Burridge
as Harry Berman
Brenda Cavendish
as Judith Browns
Christopher Scoular
as Sean
Mary Tempest
as Sean's Wife
Cynthia Powell
as Sister Hobbs
Sydney Bromley
as Alf
Frank Singuineau
as Ted
Will Leighton
as Joseph
Michael Carter
as Gerald Bringsley
Elizabeth Bradley
as Woman in Zoo
Rufus Deakin
as Little Boy with Balloons
Lesley Ward
as Little Boy's Mother
George Hilsdon
as News-vendor
Gerry Lewis
as Man in Bus Queue
Dennis Fraser
as 2nd Man in Bus Queue
Alan Ford
as Taxi Driver
Peter Ellis
as Bobby in Trafalgar Square
Denise Stephens
as Girl in Trafalgar Square
Christine Hargreaves
as Ticket Lady
Lucien Morgan
as Lance Boyle ("See You Next Wednesday" Cast)
Dave Cooper
as Chris Bailey ("See You Next Wednesday" Cast)
Susan Spencer
as Georgia Bailey ("See You Next Wednesday" Cast)
Bob Babenia
as Usher
Ken Sicklen
as Bobby at Cinema
John Salthouse
John Altman
as Assorted Police
Keith Hodiak
John Owens
Roger Rowland
Linzi Drew
as Brenda Bristols
John Cannon
as Villager (uncredited)
George Oliver
as Man in Cinema (uncredited)
John Landis
as Man Smashed into Window (uncredited)
Simon van Collem
as Shop Owner (uncredited)
John Poyner
Sound Editor
Deborah Nadoolman Landis
Costume Design
Screenplay
Elmer Bernstein
Original Music Composer
Robin Grantham
Makeup Artist
Director
Debbie McWilliams
Casting
Malcolm Campbell
Editor
Martin Gutteridge
Special Effects
George Folsey Jr.
Producer
Robert Paynter
Director of Photography
Roy Alon
Stunts
Leslie Dilley
Art Direction
Joyce Herlihy
Production Manager
Rick Baker
Makeup Effects
Donald Banks
Sound Assistant
Greg Powell
Terry Forrestal
Sue Crosland
Clive Curtis
Nick Hobbs
Romo Gorrara
Ken Barker
Rocky Taylor
Sadie Eden
Frank Henson
Doug Robinson
Tracey Eddon
Marc Boyle
Nick Wilkinson
Carl La Fong
Valentino Musetti
Paul Weston
Dickey Beer
Gareth Milne
Tony Smart
Peter Diamond
Ken Sheppard
Billy Horrigan
Arthur Howell
Fred Haggerty
Terence Plummer
Colin Skeaping
Vic Armstrong
John Roberts
Painter
Ray Freeborn
Location Manager
Don Sharpe
Peter Guber
Executive Producer
Peter Childs
Assistant Art Director
Ian Hickinbotham
Wardrobe Master
Derek Ixer
Dressing Prop
Michael Clifford
Music Editor
Clive Hartley
Assistant Editor
Steven Maguire
Ivan Sharrock
Sound Mixer
Beryl Lerman
Richard Lightman
Special Sound Effects
Len Furey
Construction Manager
Bill Hargreaves
Props
Jonathan Lucas
Simon Wakefield
Set Dresser
Simon Battersby
Anna Ksiezopolska
Rocky Phelan
Assistant Sound Editor
Rowland Fowles
Boom Operator
Dave Jordan
Property Master
Keith Pain
Ken Weston
Jon Peters
Roy Benson
Fred Gunning
Supervising Carpenter
Jim Passon
Color Timer