Gregory Hoblit’s Fallen (1998), starring Denzel Washington and John Goodman, is a supernatural crime thriller where a detective investigates a string of murders linked to a mysterious evil force. As the body-hopping demon Azazel spreads terror, the case becomes a chilling blend of police procedural and occult horror. Mixing gritty crime storytelling with eerie supernatural menace, it stands out as a unique 90s thriller-horror hybrid.

Från IMDB:
Homicide detective John Hobbes witnesses the execution of serial killer Edgar Reese. Soon after the execution, the killings start again, and they are very similar to Reese's style.