The First Deadly Sin (1980) runs 1 h 52 min, is rated R in the US and averages 5.9 from 43 TMDB members. A serial killer is stalking New York City. Inspector Edward Delaney is an NYPD detective, nearing retirement, who is trying to put together the pieces of the case. Are the victims somehow linked? What does the brutal method of death signify?
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Streaming availability by JustWatch. In the US, as of 2026-11-05: TCM (subscription).
The First Deadly Sin on TMDB · This product uses the TMDB API but is not endorsed or certified by TMDB.

Lights Down is a free tool: tell it your streaming services and how long you have, and it ranks what you can stream tonight, with a this-or-that, a roll, a bracket and a wheel. Movie data from TMDB; streaming availability by JustWatch. Page updated 2026-11-05. This product uses the TMDB API but is not endorsed or certified by TMDB. Lights Down is a Somebody Decide program. How the data works · Legal & privacy · Tonight's lists