Ghosts S01E04 ("Free Pass" / BD9) is a keystone episode in the first series. It moves the plot forward from the initial shock of the haunting to the practical struggles of running a business. By focusing on the strength of the relationship between Alison and Mike, the series establishes the emotional stakes necessary to sustain a long-running sitcom.
Watch Ghosts Season 1 Episode 4: Dinner Party - Full show on CBS. Trent O'Donnell Writers Joe Port & Joe Wiseman Main Cast ghosts s01e04 bd9