Velveteen Rabbit (voice)
Bastien
Karis Nemik (uncredited) (archive footage)
Laurence
Morisot
King Charles VI
Theo
Alex Goodman
Alex Morin
Amberson
Simon Rifkind
Billy Bloom
Older Christopher Robin Milne
Volunteer: Joey
Sam Sipowitz
Elliot
Young Alan Turing
Isaac Cooper
Benjamin Britten
The Boy