British stage and screen actor whose characters typically displayed indecision or timidity, usually mild-mannered or naive types who tended to come to a sticky end somewhere along the line. Collings began acting professionally with the Liverpool Repertory Theatre in the early 60s. Though having never attended drama school, he nonetheless segued successfully into television work following the advice of a fellow actor. On screen from 1965, he initially appeared in several prominent cop shows (Z Ca