They Came from the Swamp: The Films of William Grefé
| MPAA Rating: | NR |
| Genre: | Documentary |
| Country: | United States |
| Produced By: | Chris Poggiali, Gary Crutcher, Daniel Griffith |
| Directed By: | Daniel Griffith |
| Cast: | Frank Henenlotter, Joe Morrison, Chris Robinson, Steve Alaimo, William Shatner, Chris Poggiali, William Marquez, Gary Crutcher, William Grefe, Melanie Grefe, Doug Hobart, Herschell Gordon Lewis, John Davis Chandler, Fred Olen Ray, Randy Grinter, David F. Friedman |
| In Theaters: | Apr 19, 2016 |
| Runtime: | 2 hours 6 minutes |
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