The Criminals

(1958)

Writer

Life in Danger

(1959)

Screenplay

The Man in the Back Seat

(1961)

Writer

Doctor Who: The Faceless Ones

(1967)

Writer

Doctor Who: The War Games

(1969)

Writer

Doctor Who and the Silurians

(1970)

Writer

Doctor Who: Colony in Space

(1971)

Writer

Doctor Who: The Sea Devils

(1972)

Writer

Doctor Who: Frontier in Space

(1973)

Writer

Doctor Who: Invasion of the Dinosaurs

(1974)

Writer