EXCLUSIVE: After a production hiatus of a few years, filming is back underway on making-of documentary Too Hot To Handle: Remembering Ghostbusters II, which will feature interviews with Dan Aykroyd, the late Harold Ramis, Ernie Hudson, Sigourney Weaver, director and producer Ivan Reitman, producers Joe Medjuck and Michael C. Gross, and ILM’s Dennis Muren.