creator (24 episodes, 1971-1972)
writer (3 episodes, 1971-1972)
writer (2 episodes, 1972)
writer (4 episodes, 1971-1972)
written by (1 episode, 1971)
writer (3 episodes, 1971)
teleplay (1 episode, 1971)
writer (1 episode, 1972)
writer (1 episode, 1971)
teleplay & story (1 episode, 1971)
written by (1 episode, 1972)
(1 episode, 1972)