Was Clarence Williams III of Mystery Woman also on Mod Squad?
—Virginia White, Lima, N.Y.
Yes. Williams, who plays Ian Philby on TV's Mystery Woman movie series, was Linc Hayes in The Mod Squad, the 1960s detective drama about a trio of ultra-hip crime fighters. You also may have seen Williams, who got his start acting on the New York stage, in a number of other TV shows, including Twin Peaks, Judging Amy, Deep Space 9, Hill Street Blues, Everybody Hates Chris and Miami Vice.