Chris Caldwell was a minor character in "The O.C." . He was portrayed by Timothy Omundson. Famous of his role as Carlton Lassiter in Psych. About the character[edit | edit source] Chris, was the Assistant District Attorney, who dealt with the case of Marissa, Ryan and Trey. Retrieved from "https://oc.fandom.com/wiki/Chris_Caldwell?oldid=12906" Categories: The O.C. Characters Minor Characters Minor Characters (Season 3) Male Characters Caldwell Family Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.