Comedians Jon Lovitz, Patrice O’Neal and Amy Schumer, actress Kate Walsh and previous roastee William Shatner have been added as roasters for Comedy Central’s Roast of Charlie Sheen. They join previously announced TMZ boss Harvey Levin, Jackass star Steve-O, former boxer Mike Tyson as well as comedians Anthony Jeselnik and Jeffrey Ross. Hosted by Seth MacFarlane, the roast will be taped Sept. 10 for a Sept. 19 premiere.