Aykroyd goes on to reveal that, if the film does happen, a third adventure most likely won't be the end of the Ghostbusters as the current draft leads "organically" into a fourth film. His own plans would see him stepping away from the franchise as an actor but remaining aboard as a writer. As far as ideas go, he'd like to see a new team travel to Hell itself.
"Man-hell-ttan," he explains, "and the Ghostbusters in Hell would be so solid. But we gotta get maybe one or two made before that."
You can read the full interview at Esquire by clicking here.