| 31st Saturn Awards | |
|---|---|
| Date | May 3, 2005 |
| Site | Los Angeles, California, U.S. |
| Highlights | |
| Most awards | Spider-Man 2 (5) |
| Most nominations | Harry Potter and the Prisoner of Azkaban (9) |
The 31st Saturn Awards, honoring the best in science fiction, fantasy and horror film and television in 2004, were held on May 3, 2005, at the Universal City Hilton Hotel in Los Angeles, California, United States.
Below is a complete list of nominees and winners. Winners are highlighted in bold.