Watch Batman: Gotham by Gaslight (2018) full movie online.
Synopsis: In an age of mystery and superstition, how would the people of Gotham react to a weird creature of the night, a bat-garbed vigilante feared by the guilty and the innocent alike? The very first Elseworlds tale re-imagines the Dark Knight detective in Victorian times and pits him against the infamous murderer Jack the Ripper.
Director: Sam Liu
Writers: James Krieg, Brian Augustyn
Stars: Bruce Greenwood, Jennifer Carpenter, Chris Cox
More info: IMDB, Wikipedia