James Corden
Peter Rabbit (voice)
Acting
Rose Byrne
Beatrix 'Bea' Potter / Jemima Puddle-Duck (voice)
Acting
Domhnall Gleeson
Thomas McGregor / Mr. Jeremy Fisher (voice)
Acting
Margot Robbie
Flopsy Rabbit / Narrator (voice)
Acting
Elizabeth Debicki
Mopsy Rabbit (voice)
Acting
Daisy Ridley
Cottontail Rabbit (voice)
Acting
Colin Moody
Benjamin Bunny (voice)
Acting
Sam Neill
Mr. McGregor / Tommy Brock (voice)
Acting
Marianne Jean-Baptiste
Harrods General Manager
Acting
Felix Williamson
Derek
Acting
Sia
Mrs. Tiggy-Winkle (voice)
Acting
Fayssal Bazzi
Mr. Tod (voice)
Acting
Ewen Leslie
Pigling Bland (voice)
Acting
Christian Gazal
Felix D'eer (voice)
Editing
Rachel Ward
Josephine Rabbit (voice)
Acting
Bryan Brown
Mr. Rabbit (voice)
Acting
David Wenham
Johnny Town-Mouse (voice)
Acting
Will Reichelt
JW Rooster II (voice)
Acting
Ming-Zhu Hii
Sarabeth
Acting
Lance Kerfuffle
J. David Scarfington
Acting
Natalie Dew
Janelle
Acting
Terenia Edwards
Siobhan
Acting
Vauxhall Jermaine
Harrods Security
Acting
Tom Greaves
Harrods Security
Acting
Sacha Horler
Betty
Acting
Alex Blias
Phil
Acting
Dave Lawson
Chris
Acting
Sam Haft
Postman
Acting
Jessica Friedman
Singing Sparrow (voice)
Acting
Shana Halligan
Singing Sparrow (voice)
Acting
Katharine Hoye
Singing Sparrow (voice)
Acting
Chris Mann
Singing Sparrow (voice)
Acting
Chad Reisser
Singing Sparrow (voice)
Acting
Fletcher Sheridan
Singing Sparrow (voice)
Acting
Alexandra Gluck
London Street Rat (voice)
Acting
Taryn Gluck
London Street Rat (voice)
Acting
Grant Crookes
Passerby (uncredited)
Acting
Gareth Davies
Bannerman
Acting