Marc Singer: Marc Singer. Actor: The Beastmaster. A production of the William Shakespeare's "Richard III" with Sir Laurence Olivier that Marc's dad took him to see as a boy made a lasting impression, though he didn't start acting himself until a teacher recruited him to fill a suddenly-vacant role in his junior year of high school. However, as the son of musicians, Marc acknowledges, "Performing is in our blood." Of the four...