2004 album, The Dungeonmaster's Guide, and narration on the 2013 album Tetragrammaton by the Dutch extreme metal band The Monolith Deathcult. Tetragrammaton also featured Cullen on bass in "God's Among Insects." Additionally, he did voicework for the unreleased Blizzard Entertainment game Warcraft Adventures: Lord of the Clans, and provided narration for the Star Wars fan film series I.M.P.S.: The Relentless. Cullen is a voice announcer on Police Story 4: First Strike in advertisements for New Line Cinema, lending his experience as an ex-cop for the Santa Monica division to the cast. He has also done voice work for promotions of the 1999 film "The Iron Giant" Personal life Cullen has four children: Clay, Angus, Claire, Pilar and three grandchildren. He is a good friend of his longtime Transformers co-star and fellow voice actor Frank Welker, in contrast to the rivalry of their respective characters. Cullen is a devoted fan and supporter of NASA, citing the Apollo 11 moon-landing of 1969 as the start of his interest. As such, he sees the interaction between Optimus Prime and Buzz Aldrin in Dark of the Moon one of his proudest moments. Honours At BotCon 2010, Hasbro named Cullen as one of the first four human inductees in the Transformers Hall of Fame for his role as the voice of Optimus Prime. Filmography Film Television Video games Live-action Theme park rides Awards and nominations References External links 1941 births Living people Anglophone Quebec people Canadian expatriate male actors in the United States Canadian male film actors Canadian male television actors Canadian male video game actors Canadian male voice actors Canadian people of Irish descent Canadian sketch comedians Comedians from Montreal Male actors from Montreal National Theatre School of Canada alumni 20th-century Canadian male actors 21st-century Canadian male actors American male film actors American male television actors American male video game actors American male voice actors American people of Irish descent American sketch comedians