Answer
"Chappaquiddick" stars Ed Helms as Joe Gargan, a close friend of Senator Ted Kennedy. The film chronicles the events surrounding the infamous 1969 car accident on Chappaquiddick Island, in which Kennedy drove his car off a bridge, resulting in the death of Mary Jo Kopechne. Helms' portrayal of Gargan, who was a passenger in the car, sheds light on the complexities of the incident and its aftermath.