Matthew McGrory was an American actor. At 7 ft 6 in (2.29 m), he was recognized as the tallest actor by Guinness World Records. He portrayed physically imposing characters throughout his career, including Tiny Firefly in the horror films House of 1000 Corpses (2003) and The Devil's Rejects (2005) and Karl the Giant in the fantasy comedy-drama Big Fish (2003). McGrory also held the Guinness World Records for biggest feet and longest toe.

House of 1000 Corpses is a 2003 American black comedy horror film written, co-scored, and directed by Rob Zombie in his directorial debut, and the first film in the Firefly film series. It stars Sid Haig, Bill Moseley, Sheri Moon, Karen Black, Rainn Wilson, Chris Hardwick, Tom Towles, Erin Daniels, Jennifer Jostyn, Walton Goggins, and Dennis Fimple in his final role. The plot centers on a group of teenagers who are kidnapped and tortured by a psychotic family during Halloween after traveling across the country to write a book.