creator (26 episodes, 1971-1972)
creator (25 episodes, 1971-1972)
screenplay (2 episodes, 1972)
screenplay by (1 episode, 1971)
screenplay (7 episodes, 1971-1972)
writer (1 episode, 1972)
screenplay (6 episodes, 1971-1972)
screenplay (4 episodes, 1971-1972)
screenplay (3 episodes, 1972)
screenplay (1 episode, 1972)