Marc Zumoff, Host Marc Zumoff is in his 17th season as the Sixers television play-by-play announcer, and his 29th as a part of the Philadelphia 76ers broadcast team. Zumoff, a Philadelphia native, was officially named play-by-play announcer on August 17, 1994.  He has been honored with an Emmy for best sports play-by-play broadcaster ten times.  During the summer, Zumoff co-hosts several stops on the Sixers Summer Hoops Tour.