Guest Stars Yani Alekansandrov as Humphrey's Body Ed Kear as Dave Houses Rosie Cavaliero as Fiona Legge Simon Stache as Pilot Helmut Florian Schwienbacher as Pilot Wolfgang Simon Bubb as Malcolm Surveyor Uncredited Lolly Adefope as Boiler Room Ghost Laurence Rickard as Nigel (Boiler Room Ghost) Jim Howick as John (Boiler Room Ghost) Martha Howe-Douglas as Boiler Room Ghost Mathew Baynton as Mick (Boiler Room Ghost) Ben Willbond as Boiler Room Ghost Simon Farnaby as Boiler Room Ghost Katy Wix as Boiler Room Ghost
