After graduating from the Professional Theatre Training Program at New York University, Phillips appeared on stage in theatre productions at the Manhattan Bridge Company, Philadelphia Festival Theatre for New Plays, Repertory Theatre of St. Louis, and a starring role in the world premiere of
Toni Morrison's Dreaming Emmett at
Capital Repertory Theatre in 1986. Amid radio and television commercials, Phillips landed a guest role on the soap opera
Search for Tomorrow and a second-season appearance on the
NBC sitcom
The Cosby Show. Four years later, he returned to
The Cosby Show in his most notable role, that of
U.S. Navy Lieutenant Martin Kendall, which he portrayed from 1989 to 1991. He portrayed attorney
Justus Ward on the
ABC soap opera
General Hospital from 1994 to 1998. Phillips was also a guest political commentator on
News & Notes on most
NPR radio stations between 2004 and 2009. ==Education and associations==