Long's film credits include Idiocracy, Waiting..., Jeepers Creepers, Dodge Ball: A True Underdog Story, The Break-Up, Crossroads, Galaxy Quest, Dreamland and Live Free or Die Hard.He was also a regular on the NBC TV series Ed (2000–04), playing socially awkward Warren Cheswick. “It happened a few weeks ago,” a source close to the couple reveals in the new issue of Us Weekly.“He’s really heartbroken.” PHOTOS: Celebrity splits of 2015 Seyfried fell for Long on Instagram in the summer of 2013.Long made a guest appearance in the 2006 documentary, Wild West Comedy Show.
He voiced the character of Alvin in Alvin and the Chipmunks, Alvin and the Chipmunks: The Squeakquel, Alvin and the Chipmunks: Chipwrecked, and Alvin and the Chipmunks: The Road Chip.He also played the main character in the 2006 comedy film Accepted.“I thought something he said was really funny,” she revealed to Vogue in May.“It was a beautiful picture of a snail, and the caption said, ‘F------g MOOOOOOOOVE.’ It made me laugh out loud, so I texted him.” While Long, 37, declared on the show in 2014 that the couple was “in it for the long haul,” another source says their relationship has been quietly unraveling.
He played Warren Cheswick on the NBC TV series Ed, and appeared with John Hodgman in TV commercials for Apple's "Get a Mac" advertising campaign.
He is known for roles in such films as Jeepers Creepers (2001), Dodgeball (2004), Accepted (2006), Alvin and the Chipmunks (2007), Live Free or Die Hard (2007), Alpha and Omega (2010) and Comet (2014).