DIRTY HARRY opens. Directed by Don Siegel. Written by Harry Julian Fink, R.M. Fink and Dean Riesner. An aberrant San Francisco cop with a penchant for dispensing justice from the barrel of a 44 magnum is assigned to hunt down a serial killer holding the city to ransom. Clint Eastwood forges a cinematic icon for the ages. With Andy Robinson, Harry Guardino and John Vernon.