Vancouver-based Mainframe Entertainment Inc. has appointed Rick Mischel to the position of CEO. He previously served at The Harvey Entertainment Company, where he was in charge of managing the business and creative affairs of properties including Casper The Friendly Ghost and Richie Rich. He began his career as an entertainment attorney with O’Melveny & Myers, then joined Electric Pictures Corp. as a VP. He later worked as senior VP of live entertainment. He joined Harvey in 1998.