Known For
Filmography
1979
1977
1975
1966
1966
1966
1963
1962
1960
1959
1958
1957
1957
1956
1955
1955
1954
1953

Day of the Assassin
Movie · Writer

The Professionals
TV · Writer · 1 ep

Permission to Kill
Movie · Screenplay, Novel

Eye of the Devil
Movie · Novel, Screenplay

The Soldier
Movie · Writer

The Boy Cried Murder
Movie · Writer

Drums of Africa
Movie · Writer

Escape from Zahrain
Movie · Screenplay

No Kidding
Movie · Writer

North West Frontier
Movie · Screenplay

Dublin Nightmare
Movie · Novel

Campbell's Kingdom
Movie · Screenplay

Dangerous Exile
Movie · Screenplay

Checkpoint
Movie · Writer

Above Us the Waves
Movie · Screenplay

Break in the Circle
Movie · Novel

The Young Lovers
Movie · Writer

A Day to Remember
Movie · Writer