Seeing as this is an Edgar Wright film, there’s a good chance he probably is with the ghosts of heist teams past, which leaves us with two questions: how, and why?
As the crew departs with their spoils, he tosses out an off-handed remark about how if the crew never sees him again, he’s probably dead.
One of the heist members during Baby Driver’s first bank job was Jon Bernthal’s Griff, the smart ass punk who interrogates Baby about his way of life, and tells him that one day he’ll have blood on his hands.