As an actor, Koherr has guest starred in number of television series namely, Cybill, Party of Five, Nash Bridges, The Pretender, Malcolm in the Middle, Close to Home, Weeds, Seven Days and the feature films Poor White Trash, Firehouse Dog and Race to Witch Mountain. He also co-starred in the Comedy Central series Strip Mall opposite Julie Brown.
In 1997, Koherr made his directorial debut with the feature film Plump Fiction, a parody film of Quentin Tarantino's Pulp Fiction. Since 2000, He has directed episodes of The Drew Carey Show, Wanda at Large, Still Standing, Freddie, George Lopez, Hannah Montana, Wizards of Waverly Place, Good Luck Charlie, The Suite Life on Deck, A.N.T. Farm, and Jessie, among other series.
According to his Youtube account, on September 23, 2008, he married Walter Batt. On July 7, 2012 he posted a video slide show of the couple's vow renewal celebration.