Question: Day One starring David Strathairn as Dr. J. Robert Oppenheimer is a docu-drama movie about what research and development of the atomic bomb during WWII?
Sentence (from "Day One (1989 film)"): It starred Brian Dennehy as General Leslie Groves, David Strathairn as Dr. J. Robert Oppenheimer and Michael Tucker as Dr. Leo Szilard.
Relevant evidence: Yes