Writing

2009

… Story

1997

… Writer

1989

… Writer

1981

… Writer

1980		The Forgotten City of the Planet of the Apes … Writer
1980		Back to the Planet of the Apes … Writer

1978

… Writer

1977

… Teleplay

1975

(1 episode) … Writer

1974

(2 episodes) … Writer

1973

… Writer

1972

… Writer

1971		A Tattered Web … Writer
1971		Dr. Cook's Garden … Teleplay

1967

(1 episode) … Writer

1966		Felony Squad (1 episode) … Writer
1966		Star Trek (2 episodes) … Writer
1966		Dark Shadows (65 episodes) … Writer

1963

(1 episode) … Writer

1962

(2 episodes) … Writer

1960

(2 episodes) … Writer

1948

(1 episode) … Writer