James Corden
Peter Rabbit (voice)
Rose Byrne
Beatrix 'Bea' Potter / Jemima Puddle-Duck (voice)
Domhnall Gleeson
Thomas McGregor / Mr. Jeremy Fisher (voice)
Margot Robbie
Flopsy Rabbit / Narrator (voice)
Elizabeth Debicki
Mopsy Rabbit (voice)
Daisy Ridley
Cottontail Rabbit (voice)
Colin Moody
Benjamin Bunny (voice)
Sam Neill
Mr. McGregor / Tommy Brock (voice)
Marianne Jean-Baptiste
Harrods General Manager
Felix Williamson
Derek
Sia
Mrs. Tiggy-Winkle (voice)
Fayssal Bazzi
Mr. Tod (voice)
Ewen Leslie
Pigling Bland (voice)
Christian Gazal
Felix D'eer (voice)
Rachel Ward
Josephine Rabbit (voice)
Bryan Brown
Mr. Rabbit (voice)
David Wenham
Johnny Town-Mouse (voice)
Will Reichelt
JW Rooster II (voice)
Ming-Zhu Hii
Sarabeth
Lance Kerfuffle
J. David Scarfington
Natalie Dew
Janelle
Terenia Edwards
Siobhan
Vauxhall Jermaine
Harrods Security
Tom Greaves
Harrods Security
Sacha Horler
Betty
Alex Blias
Phil
Dave Lawson
Chris
Sam Haft
Postman
Jessica Friedman
Singing Sparrow (voice)
Shana Halligan
Singing Sparrow (voice)
Katharine Hoye
Singing Sparrow (voice)
Chris Mann
Singing Sparrow (voice)
Chad Reisser
Singing Sparrow (voice)
Fletcher Sheridan
Singing Sparrow (voice)
Alexandra Gluck
London Street Rat (voice)
Taryn Gluck
London Street Rat (voice)
Grant Crookes
Passerby (uncredited)
Gareth Davies
Bannerman
Andrew Power
Second Unit First Assistant Director
Danielle Blake
Second Second Assistant Director
Barney Shakespeare
Third Assistant Director
P.J. Voeten
First Assistant Director
Christian Otty
Second Assistant Director
Zoe Liang
Second Assistant Director
Xander Collier
Assistant Director
Christine Luby
Third Assistant Director
Andrew Jones
Second Assistant "B" Camera
Jac Norton
Second Assistant "B" Camera
Inaki De Ubago
Second Assistant Camera
David Elmes
First Assistant "A" Camera
Gerard Maher
First Assistant "B" Camera
David Churchyard
First Assistant "B" Camera
Frank Flick
"A" Camera Operator
Jack Mayo
First Assistant "B" Camera
Lorena Pagés
Second Assistant Camera
Rebecca Crowe
First Assistant Camera
Simon Dunn
Second Assistant "A" Camera
Adrien Seffrin
First Assistant Camera
Naomi Sharp
Second Assistant "A" Camera
Matt Windon
First Assistant "A" Camera
Richard Bradshaw
"B" Camera Operator
Ian Jackson
Second Assistant "A" Camera
Sally Hague
Dialect Coach
Charmian Gradwell
Dialect Coach
Michael Furniss
Visual Effects
Will Gluck
Writer
Dominic Lewis
Original Music Composer
Will Gluck
Director
Ben Smith-Petersen
Stunt Double
Christian Gazal
Editor
Will Gluck
Producer
Rob Lieber
Writer
Peter Menzies Jr.
Director of Photography
Zareh Nalbandian
Producer
Simon Whiteley
Production Design
Brian Lynch
Associate Producer
David Williams
Lead Animator
Sara Desmond
Unit Production Manager
Chris Upson
Visual Effects
Rob Coleman
Animation Director
Lawrence Woodward
Stunt Coordinator
Beatrix Potter
Novel
Jason Bath
Associate Producer