Where Did They Film That?

Lost Son, The (1999) Buy on DVD at Amazon.co.uk

Director: Chris Menges

Starring: Daniel Auteuil, Nastassja Kinski, Katrin Cartlidge, Marianne Denicourt, Billie Whitelaw, Cyril Shaps

Locations

Park Lane Hotel, Mayfair, London
The Art Deco Palm Court ballroom was used for some scenes.