About the film
Procedure 769, Witness to an Execution is a 1995 Dutch documentary film by director Jaap van Hoewijk about the gas chamber execution of convicted murderer Robert Alton Harris in 1992. The documentary features interviews of eleven witnesses to Harris's execution, including members of Harris's victims' families, members of Harris's family, the warden of San Quentin State Prison where the execution took place, and a psychologist.
From the film's Wikipedia article (CC BY-SA 4.0).