Peter Falk’s Columbo had a heavy patina of grubby naturalism. His raincoat had never seen a dry-cleaner; he was often unshaven and his hair was wild. One of his eyes could look the wrong way—but which ...

Robert Culp, who died Wednesday, probably was best known for playing agent Kelly Robinson to Bill Cosby's Alexander Scott on NBC's "I Spy" (1965-68). Trading quips while dodging bullets, Culp and ...