based on a character created by (48 episodes, 1975-1977)
created by (48 episodes, 1975-1977)
written by (4 episodes, 1975-1976)
written by (12 episodes, 1975-1977)
teleplay (1 episode, 1977)
written by (9 episodes, 1975-1977)
written by (3 episodes, 1975-1977)
written by (2 episodes, 1976-1977)
written by (2 episodes, 1977)
written by (1 episode, 1975)
written by (1 episode, 1976)
written by (1 episode, 1977)
story (1 episode, 1977)