(written from a Production point of view)
Grimes was born in Burlington, Vermont. He made his acting debut in the Buffy, the Vampire Slayer episode Fear Itself in 1999. He is probably best remembered for his recurring role as Nordlund on the television series The O.C. (2003), where he performed alongside Melinda Clarke, Daphne Ashbrook, Ruth Williamson, Barry Wiggins, and stunt performers Shawn Crowder and Joey Anaya. Grimes studied acting under Julie Ariola and John Sarno and stage combat training under Paul Ugalde. Also a trained stage actor, Grimes portrayed leading roles such as Mercutio in Romeo and Juliet, Laertes in Hamlet, and D'Artagnan in The Three Musketeers.
Grimes has also guest starred in television series such as Strong Medicine (2003), American Dreams (2003, with Ethan Dampf, Mark Kiely, and Alicia Coppola), JAG (2004, with Zoe McLellan and Roger R. Cross), Quintuplets (2004, with Dan Butler), CSI: Miami (2005, with Michael Buchman Silver and John Pyper-Ferguson), Cuts (2005, with Corbin Bernsen), The Suite Life of Zack and Cody (2005, starring Kim Rhodes), and Bones (2006, with Harry Groener, Michael Buchman Silver, D.J. Lockhart, and Natalija Nogulich).
He has also appeared in feature films, including the action film Icebreaker (2000), the comedy Frostbite (2005, with Phil Morris), the action film Crash Landing (2005, with John Beck), the television drama Code Breakers (2005, with Jude Ciccolella), and the horror film Big Bad Wolf (2006m with Clint Howard), where he was stunt doubled by Star Trek stuntman Paul Lacovara.