1. The Fog of War (2003)
This candid interview with Robert S. McNamara the steely former secretary of defense who shaped the Vietnam War won the Oscar for Best Documentary Feature.
2. Standard Operating Procedure (2008)
Morris staged elaborate reenactments to illustrate the prisoner abuse at Abu Ghraib.
3. Fast, Cheap & Out of Control (1997)
Archival clips from oddball B movies punctuate this profile of four men with weird jobs, including a lion tamer and a topiary sculptor.
4. The Thin Blue Line (1988)
The thriller-taut doc helped free its subject, Randall Adams, who was serving a life sentence for a 1976 murder he didn't commit.
5. Gates of Heaven (1978)
Morris' first movie is a moving, tragicomic portrait of the people whose lives were touched by the closing of a California pet cemetery.