Oprah Winfrey Self (archive footage)
Sheila Nevins Executive Producer
Liz Garbus Self - Interviewer (voice), Director, Producer
Nancy Abraham Producer
Julie Gaither Producer
M. Watanabe Milmore Editor
Christopher Koch Sound Re-Recording Mixer, Supervising Sound Editor
Michael Tucker Director of Photography
Serin Marshall Associate Producer
Randy Matuszewski Sound Effects Editor
Jonathan Zalben Original Music Composer
Eric Di Stefano Sound Effects Editor
Edward Blaikie Self - Witness
Carol Weiss Self - Addiction Psychiatrist, Weill Cornell Medical College
Jay Schuler Self - Diane's Sister-in-Law
Brad Katinas Self (voice) (archive sound)
Joseph LaGrippo Self - Former Chief, Hawthorne Fire Department
Werner Spitz Self - Medical Examiner
Michael Realmuto Self (archive footage)
Joseph Schuler Self - Daniel's Father
Tom Ruskin Self - Private Investigator (voice)
Mark Maloof Other
Jimmy Schuler Self - Daniel's Brother & Jay's Husband
Jean Bagley Self - Witness
Kevin Martz Self - Witness
Dominic Barbara Self - Schuler Attorney
Kenneth J. Cano Self - Zone Sergeant, New York State Police
Gerald Salerno Self - Witness
Nicole Messina Self - Diane's Childhood Friend
Margaret Nicotina Self - Guy Bastardi's Sister
Michael E. Archer Self - Accident Reconstructionist
Elaine Royal Self - Witness
Joseph Becerra Self - Investigator, New York State Police
Warren Hance Self - Diane's Brother (voice) (archive sound)
Peter Grotto Self - Witness
Christine Lipani Self - Diane's Best Friend
Francis Bagley Self - Witness
Richard Morel Self - Witness
Daniel Schuler Self - Diane's Husband
Michelle Federlein Self - Diane's Childhood Friend
Harold Bursztajn Self - Forensic Psychiatrist, Harvard Medical School
Lorna Ramos-Morel Self - Witness
Evan Schuler Self - Jay's Son
Steve Fishman Self - Journalist, New York Magazine
Eric Ramistella Colorist, Online Editor
Jesse Temple Self (voice) (archive sound)
Sue Troccoli Self – Diane's Coworker
Bryan Schuler Self - Sole Survivor of Accident
Irene Schuler Self - Daniel's Mother
Noreen Smyth Self - Diane's Friend
James Boyle Self - Investigator, New York State Police
Joseph Longo Self - Daniel Longo's Brother
Ann Scott Self - Owner, Hunter Lake Campground
Betsy Spratt Self - Director of Toxicology, Westchester County
Kristine Puvogel Self - Diane's Childhood Friend
Diane Schuler Self (voice) (archive sound)
Emily Friedberg Self - Witness
Roseann Guzzo Self - Guy Bastardi's Sister
Peter Royal Self - Witness