Cast Credits Doctor Who (1963) Guest starring as Sholakh (4 episodes) Episode 16x04: The Ribos Operation, Part Four (Sep 23, 1978) Episode 16x03: The Ribos Operation, Part Three (Sep 16, 1978) Episode 16x02: The Ribos Operation, Part Two (Sep 9, 1978) Episode 16x01: The Ribos Operation, Part One (Sep 2, 1978) View 1 more View 1 less Z Cars (1962) Starring as Sgt. Bob Blackitt (1962–1965)
