Mark has made his living as an actor since 1971. His focus has been on the stage in New York and in regional theatres from Norfolk, Virginia, to Boston and Springfield, Massachusetts, Chicago, Milwaukee, for First Stage Children’s Theatre, Louisville, St. Louis, Seattle, Cleveland, Palm Beach and many more cities and towns throughout the country. However, he is best known for his work in film and television, films such as: ANIMAL HOUSE (1978); Chilly Scenes of Winter (1979), which he also produced with Amy Robinson and Griffin Dunne; One Crazy Summer (1986); Mr. North (1988); Oscar (1991); The Stupids (1996); Little Red (2012) and more. On television he was the Maestro on several episodes of Seinfeld, Officer Harris in the first season of Hill Street Blues, Mr. Rope in Teen Angel, also playing leading roles in episodes of Hotel, Barnaby Jones, Dream On, Miami Vice, Melrose Place, amongst many others. Perhaps most notably to the generation now inheriting the world, he was The Master throughout the first season of Buffy: The Vampire Slayer. He has also worked as a producer of short films through a program he created for Milwaukee Film called Collaborative Cinema and he wrote, produced, directed and acted in a series of children’s radio dramas called Rodeo Radio Theatre in the Air, for The Pea Green Boat and the NPR station in Missoula, Montana. You can hear his voice as Austin Russell in the three-part NPS documentary about Charlie Russell, C.M. Russell and the American West and as Alfred Lawson in the soon to be released Manlife, about Mr. Lawson and Lawsonomy. Mark recently returned to university to study Islam and the Middle East but is happy to act when asked.