Gacy
- Blwyddyn: 2003
- Gwlad: United States of America
- Genre: Crime, Drama, Horror
- Stiwdio: DEJ Productions, Peninsula Films, Rillington Production
- Allweddair: serial killer, democrat
- Cyfarwyddwr: Clive Saunders
- Cast: Mark Holton, Adam Baldwin, Charlie Weber, Allison Lange, Edith Jefferson, Joleen Lutz