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Countdown is an 2019 American supernatural horror film directed and written by Justin Dec. The film starring Elizabeth Lail, Jordan Calloway, Talitha Bateman, Tichina Arnold, P.J. Byrne, Peter Facinelli, Anne Winters and Tom Segura. It was released on October 25, 2019 by STX Entertainment.
When a young nurse, Quinn Harris (Elizabeth Lail) downloads an app that claims to predict the moment a person will die, it tells her she only has three days to live. With the clock ticking and a figure haunting her, she must find a way to save her life before time runs out.