The sixth and last episode of series 1 will air on BBC One on Monday May 20th 2019 from 20.30 P.M. to 21.00 P.M. (UTC).

Summary from the BBC:

Now juggling day jobs with their endless renovations, Mike and Alison are both penniless and exhausted. But when a luxury hotel chain makes them an offer they can’t refuse, the spectre of Alison’s departure drives a wedge between the ghosts, and the hardline Captain finds himself ostracised while Pat is voted in as reluctant leader. While the clueless spirits brainstorm money-making schemes, the Captain takes matters into his own hands. Meanwhile, fortune smiles on Headless Humphrey in his ceaseless search for his errant body.