Secrets of the Unknown: Jack the Ripper
- Jaro: 1987
- Lando: United States of America
- Ĝenro: Documentary
- Studio: Capital Cities/ABC Video Enterprises
- Ŝlosilvorto: jack the ripper
- Direktoro: Erik Nelson, Graeme Whifler
- Rolantaro: Edward Mulhare, John Fleck
