Once Upon a Time in Venice (also known as LA Vengeance in the UK) is a 2017 American action comedy film directed by Mark Cullen in his directorial debut, and co-written with his brother Robb. The film stars Bruce Willis, Jason Momoa, John Goodman, Thomas Middleditch, Famke Janssen, Adam Goldberg, and Jessica Gomes.

Story of a group of drug dealers capture Steve's dog, he tries to rescue it. Before returning the dog to his master, Spyder, the gang leader, arranges for Steve to complete a few tasks.

DETAILED PLOT

Los Angeles-based private detective Steve Ford (Bruce Willis) lives a care-free life. After performing a favor for a friend, Ford runs afoul of a local gang. The gang's leader Spyder (Jason Momoa) seeks revenge and steals Ford's dog. In order to recover the dog, Ford is forced by the gang leader into a sequence of convoluted and intertwined tasks across the Venice area.

These series of crazy circumstances find him doing the gang's bidding, while being chased by two vengeful Samoan brothers, a loan shark's goons, and a few other shady characters. These tasks involve cocaine, real estate and a man (Adam Goldberg) who wants Steve to find out who keeps painting pornographic graffiti on a building he owns.