Top 2 in Top 10 best movies similar to Netflix's Gunpowder Milkshake that you can find and watch right away.
Trailer 1 of the movie Wanted
Wesley lived a mundane, wasteful life as an office worker. However, a turn changes him when he joins a group of assassins called Fraternity. As he tries to train himself to have a more enjoyable life as an assassin, he also discovers many things about his past, including his deceased father.
Although Wanted also shares elements of assassin groups, they are different in that they only plan assassinations based on fate. Even so, Wanted shares the plot around how the main character has to think about the past. Special performance from the cast, including Angelina Jolie, she plays a skilled assassin similar to Sam in Gunpowder Milkshake.