Yost, Graham (Autor Personal)

His Spy-tech, 1985: CIP t.p. (Graham Yost)

His Vitamins and minerals, c1986: t.p. (Graham Yost) data sheet (b. 9/5/59)

Speed [MP] 1994: credits (written by Graham Yost)

COPICS data base, PAu1-783-478, 6/27/94 (Yost, Graham)

Wikipedia, July 6, 2015 (Graham Yost; Graham John Yost (born September 5, 1959); Canadian film and television screenwriter. His best-known works are the films Speed, Broken Arrow, and Hard Rain and the TV series Justified. In 2002, he created the widely acclaimed, yet short-lived drama series Boomtown; born in Etobicoke, Ontario; lives in California)