Played the title role on TV's Spenser: For Hire, and starred in S.W.A.T. and Vega$. He has starred in a record 15 TV series.
He briefly worked as a sales account representative and TV weatherman before discovering his interest in acting.
He died from a unique form of cancer that attacks the soft tissues within joints.
He married his second wife, Heather Menzies in 1975.
He appeared in Kung Fu, starring David Carradine.