Spoiler Alert may refer to: "Spoiler Alert" (How I Met Your Mother), November 12, 2007 episode of American TV sitcom "Spoiler Alert" (Lucifer), August 21, 2020 episode of American urban fantasy TV series Spoiler Alert: The Hero Dies, a 2017 memoir written by Michael Ausiello Spoiler Alert (film), a 2022 film based on the 2017 memoir See also Spoiler (disambiguation)