Keith Dallas (Keith Blackman Dallas) – American actor, born 10 May 1978 in Atlanta, Georgia (some sources list Jamaica, raised in Vancouver, British Columbia). Known for his large physique, he has built a career in small supporting roles, often as bouncers, security guards, or other physically imposing characters. His most notable film roles include Big Leroy in Snakes on a Plane (2006), an offensive lineman in Final Destination 3 (2006), Lunchbox in I Spy (2002), a bouncer in Romeo Must Die (2000), Julia's Friend in Mission: Impossible – Ghost Protocol (2011), and the Parthenon Janitor in Percy Jackson & the Olympians: The Lightning Thief (2010). On television he has appeared in Supergirl (2018) as Al, Prison Break (2005), Smallville (2007), iZombie (2016–2017), Colony (2018), The Twilight Zone (2020), and Once Upon a Time (2011).