Stephen Kay is a retired American lawyer who served 38 years as deputy district attorney for Los Angeles. He gained national attention as one of the prosecutors assigned to the 1970-71 Manson Family murder trial.

Filmography

• 2012The Devil and the Death Penalty — Self, Technical Advisor

Appearances as themselves (9)

• 2025Chaos: The Manson Murders — Self - Prosecutor
• Making Manson — Self
• Helter Skelter: An American Myth — Self - Deputy District Attorney
• 2020Jay Sebring… Cutting to the Truth — Self
• 2019Charles Manson: The Funeral — Self
• 2017Charles Manson: The Final Words — Self
• 2008Manson's Missing Victims — Self
• 2007The Truth about Black Dahlia — self
• 2002Biography: Sharon Tate – Murdered Innocence — Self - Deputy D.A.