12:44 PM PT -- 9/5 -- TMZ has learned the names of the other two people who died from an apparent OD, alongside Fuquan Johnson -- and one is, indeed, another comic. Law enforcement tells us that the two other deceased victims are Enrico Colangeli (Rico Angeli) and Natalie Williamson, who were 48 and 33 years old, respectively. Meanwhile, it looks like Kate Quigley is going to pull through. As for who owns the place where this went down -- there's a few owners listed ... and we do know Quigley was a resident (and perhaps still is) at what...