developed for television by (119 episodes, 1972-1977)
teleplay (1 episode, 1972)
characters from novel (119 episodes, 1972-1977)
novel (1 episode, 1972)
written by (8 episodes, 1973-1977)
story (1 episode, 1976)
teleplay (1 episode, 1973)
teleplay (5 episodes, 1972-1973)
written by (4 episodes, 1972-1976)
story (1 episode, 1973)
written by (2 episodes, 1972-1973)
written by (3 episodes, 1972-1976)
teleplay (2 episodes, 1973-1976)
written by (5 episodes, 1973-1975)
written by (3 episodes, 1973-1974)
teleplay (1 episode, 1977)
written by (4 episodes, 1973-1975)
written by (3 episodes, 1975-1977)
teleplay (1 episode, 1974)
written by (3 episodes, 1972-1975)
written by (3 episodes, 1972-1973)
written by (3 episodes, 1973-1976)
written by (3 episodes, 1974-1976)
written by (2 episodes, 1975-1977)
teleplay (1 episode, 1976)
written by (2 episodes, 1972-1977)
written by (2 episodes, 1973-1974)
written by (1 episode, 1974)
written by (1 episode, 1973)
written by (2 episodes, 1973)
written by (1 episode, 1976)
written by (1 episode, 1975)
written by (2 episodes, 1975-1976)
written by (2 episodes, 1976-1977)
written by (1 episode, 1977)
written by (1 episode, 1972)
story (1 episode, 1972)
story (1 episode, 1974)
story (1 episode, 1975)
teleplay (1 episode, 1975)
story (1 episode, 1977)