What if aliens landed on Earth? No? Well, there is more than one kind of invasion.
Quest roles:
Gale Anne Hurd(Self), John Landis(Himself), Phil Tippett(Self), William Gibson(Himself), John Carpenter(Self), Richard Dreyfuss(Self), Neil Gaiman(Self), Michio Kaku(Self), Roland Emmerich(Himself), Joe Dante(Himself), Chris Carter(Himself), Carl Sagan(Himself (archive footage)), Peter Coyote(Himself), Ed Solomon(Himself), Karen Gillan(Herself), David Tennant(Himself), Steven Moffat(Himself), Douglas Trumbull(Self), Adam Rogers(Himself), Charlie Jane Anders(Self)