They say pictures don't lie, but the truth is they can lie as bad as anybody, including Clyde Barrow, who seduces Bonnie Parker with the promise of an exciting life full of sex, wealth, and danger (I guess 1 out of 3 ain't bad). That theme of unfulfilled promise runs deep - take a look at the hilarious sequence with Gene Wilder's Eugene and his girlfriend temporarily taking up with the gang, and the way it ends on a grim anti-punchline that only Bonnie, cursed by foresight, really understands.
The movie's commercial and generic promises ultimately DO get filled, though, with plenty of violent shootouts and chases, including the final one that gives the audience more than they could ever…