A young affluent couple expecting their first child hits it off with the new couple that moves in downstairs, until a dinner party between them ends in a shocking accident.
Stephen Campbell Moore
as Justin
Clémence Poésy
as Kate
David Morrissey
as Jon
Laura Birn
as Theresa
Deborah Findlay
as Tessa
Jonathan Harden
as Mark
Tuyen Do
as Allergy Doctor
Laila Alj
as Sonographer
Christos Lawton
as Phil
Stephanie Jacob
as Registrar
Natasha Alderslade
as Babyshower Woman (uncredited)
Anna Madeley
as Abi
