Born in 1948, his acting career started in 1971 when he originated the role of Jesus in the hit musical "Godspell", for which he won the Variety Critics' Poll For Best Actor In A Musical and received a gold record for his work on the Original Cast album. As an actor, he worked on both coasts before settling in Los Angeles, where he acted in film and television projects until he began writing and producing in the late 70's.
In addition to developing feature films at all the major studios, Nathan has written and/or produced more than 300 episodes of television, working on such series as "Laverne & Shirley", "Everybody Loves Raymond", "Love & War", "Tracey Takes On...", "Jesse", and "Family Law". Between 2003 and 2005, Nathan served as an Executive Producer on the award-winning series "Joan of Arcadia", as well as creating a new comedy for the BBC One, "That's It For Richard". Since 2005 he became an Executive Producer on the FOX hit series "Bones".