A Wilderness of Error is an FX documentary true crime five-part series premiered on September 25, 2020, directed by Marc Smerling. It is based on the book A Wilderness of Error: The Trials of Jeffrey MacDonald by Errol Morris.
The series examines the case of Jeffrey MacDonald, an Army surgeon who was accused of murdering his wife and two daughters on February 17, 1970. He was convicted of the crime on August 29, 1979, and has been in prison since 1982. However, MacDonald maintains his innocence.
In April 2020, Academy Award-nominated film producer Marc Smerling served as director for the series.
A Wilderness of Error premiered on FX on September 25, 2020. The first official trailer was released by FX on July 30, 2020. It was released internationally on Disney + as Star Original Series.