"My character, Ray, is now blind in one eye and can't drive the cadillac," he said, "He's got a bad knee and can't carry the packs... Egon is too large to get into the harness. We need young blood and that's the promise. We're gonna hand it to a new generation."
Etan Cohen was recently brought in to rewrite the script, working from a draft by Gene Stupnitsky and Lee Eisenberg.
Assuming Ghostbusters 3 hits its production mark, it's likely that the sequel will be released in 2014, tying into the original film's 30th anniversary.