Klaus Kinski as Dr. Dennis Orloff / Jack the Ripper

Josephine Chaplin as Cynthia

Andreas Mannkopff as Inspektor Selby

Herbert Fux as Charlie, the Fisherman

Lina Romay as Marika Stevenson

Nikola Weisse as Frieda

Hans Gaugler as Mr. Bridger

Ursula von Wiese as Ms. Higgins

Francine Custer as Sally Brown

Olga Gebhard as Mrs. Baxter

Angelika Arndts as Mrs. Stevenson

Peter Nüsch as Sergeant Ruppert

Esther Studer as Jeanny

Regine Elsener as Blondy

Lorli Bucher as Lulu

Mike Lederer as Coach Driver

Otto Dornbierer as Charlie's Friend

Walter Baumgartner as Piano Player

Markus Gehrig as Policeman

Peter Holliger as Barman

Roman Huber as Policeman

Rolf Kunz as Innkeeper

Angela Ritschard as Blackhaired Girl