John Ralston

John Ralston (born October 9, 1964) is a Canadian actor. Career Ralston's most notable roles are George Venturi on Life with Derek, and his role as Mr. Avenir on Strange Days at Blake Holsey High. He was also the lead on the 2010–12 HBO Canada series Living in Your Car. Earlier in his career, Ralston was seen on the Toronto stage in a production of George F. Walker's Risk Everything in 1998. In 2006 and 2007, he was featured in Toyota Tundra truck commercials airing in Canada, and starred as Ming the Merciless in the 2007 Sci-Fi Channel original series Flash Gordon. In 2008 he was in the Lifetime movie A Near Death Experience.