Altri personaggi
- Peter Rabbit
James Cordeninglese - Beatrix 'Bea' Potter / Jemima Puddle-Duck
Rose Byrneinglese - Thomas McGregor / Mr. Jeremy Fisher
Domhnall Gleesoninglese - Flopsy Rabbit / Narrator
Margot Robbieinglese - Mopsy Rabbit
Elizabeth Debickiinglese - Cottontail Rabbit
Daisy Ridleyinglese - Benjamin Bunny
Colin Moodyinglese - Mr. McGregor / Tommy Brock
Sam Neillinglese - Harrods General Manager
Marianne Jean-Baptisteinglese - Derek
Felix Williamsoninglese - Mrs. Tiggy-Winkle
SIAinglese - Mr. Tod
Fayssal Bazziinglese - Pigling Bland
Ewen Leslieinglese - Felix D'eerChristian Gazalinglese
- Josephine Rabbit
Rachel Wardinglese - Mr. Rabbit
Bryan Browninglese - Johnny Town-Mouse
David Wenhaminglese - JW Rooster IIWill Reicheltinglese
- Sarabeth
Ming-Zhu Hiiinglese - J. David ScarfingtonLance Kerfuffleinglese
- Janelle
Natalie Dewinglese - SiobhanTerenia Edwardsinglese
- Harrods Security
Jermaine Liburdinglese - Betty
Sacha Horleringlese - Phil
Alex Bliasinglese - Chris
Dave Lawsoninglese - Postman
Sam Haftinglese - Singing Sparrow
Fletcher Sheridaninglese - London Street RatAlexandra Gluckinglese
- Passerby (uncredited)
Grant Crookesinglese - Bannerman
Gareth Daviesinglese - Train Commuter (uncredited)Karl Farreringlese