Bret Harrison plays Sam Oliver on Reaper.
Harrison previously helmed the short-lived FOX series The Loop and had a recurring role on That '70s Show as Charlie. He has also made appearances on The O.C., Boston Public, and Law & Order: Special Victims Unit, Grounded For Life.
In 2003, Harrison co-wrote Home Security with fellow O.C. cast regular Adam Brody, both of whom also appeared in the film. The two are also members of the indie rock band Big Japan.