Mia Goth Mabel (voice) Matthew Goode Raymond (voice) Claudie Blakley Penelope (voice) Eleanor De Swaef-Roels Isobel (voice) Mark Heap Mr. Thomas (voice) Stephanie Cole Great Aunt Eleanor (voice) Miranda Richardson Aunt Clarice (voice) David Peacock Uncle Lucien (voice) Barnaby Pilling Van Schoonbeek (voice) Jarvis Cocker Developer (voice) Sven Wollter Odd Couple (voice) Yvonne Lombard Odd Couple (voice)