On screen
Cast
29 credited performers
Adrienne Barbeau
Jessica Valdemar
Harvey Keitel
Roderick Usher
Ramy Zada
Dr. Robert Hoffman
E.G. Marshall
Steven Pike
Madeleine Potter
Annabel
Bingo O'Malley
Ernest Valdemar
John Amos
Det. Legrand
Kim Hunter
Gloria Pym
Martin Balsam
Mr. Pym
Sally Kirkland
Eleonora
Holter Graham
Christian
Artwork unavailable
Chuck Aber
Mr. Pratt
Tom Atkins
Det. Grogan
Julie Benz
Betty
Christine Forrest
Nurse
Anthony DiLeo Jr.
Taxi Driver
Artwork unavailable
Jeff Howell
Policeman
Peggy McIntaggart
Young Policewoman
Tom Savini
The Monomaniac
Jeff Monahan
Character not listed
Jonathan Adams
Character not listed
Artwork unavailable
Mitchell Baseman
Character not listed
Barbara Bryne
Character not listed
Artwork unavailable
Bill Dalzell
Character not listed
James MacDonald
Character not listed
Larry John Meyers
Character not listed
Artwork unavailable
Ben Tatar
Character not listed
Artwork unavailable
Lou Valenzi
Character not listed
Jonathan Sachar
Character not listed