- Miles Jupp - Blackberry (voice)
- Daniel Rigby - Dandelion (voice)
- Freddie Fox - Captain Holly (voice)
- Mackenzie Crook - Hawkbit (voice)
- Craig Parkinson - Sainfoin (voice)
- Taron Egerton - El-Ahrairah (voice)
- Jason Watkins - Captain Orchis (voice)
- Rory Kinnear - Cowslip (voice)
- Henry Goodman - Blackavar (voice)
- Tom Wilkinson - Threarah (voice)
- Lee Ingleby - Captain Campion (voice)
- Charlotte Spencer - Nettle (voice)
- Anne-Marie Duff - Hyzenthlay (voice)
- James Faulkner - Frith (voice)
- Adewale Akinnuoye-Agbaje - Captain Vervain (voice)
- Lizzie Clarke - Haystack (voice)
- Rosie Day - Thethutinang (voice)
- Peter Guinness - Silverweed (voice)
- Murray McArthur - Farmer (voice)
- Lorraine Bruce - Farmer's Wife (voice)
- Richard Adams
- Josh Varney
- Rory Aitken
- Ben Pugh
- Eleanor Moran
- Cecil Kramer
- Beverly Yeang
- Federico Jusid
James McAvoy hace el papel de Hazel (voice).
Nicholas Hoult interpreta a Fiver (voice) en la serie.
John Boyega hace el papel de Bigwig (voice).
Peter Capaldi hace el papel de Kehaar (voice).
Rosamund Pike interpreta a The Black Rabbit of Inlé (voice) en la serie.
Daniel Kaluuya interpreta a Bluebell (voice) en la serie.
Olivia Colman hace el papel de Strawberry (voice).
Gemma Arterton interpreta a Clover (voice) en la serie.
Ben Kingsley interpreta a General Woundwort (voice) en la serie.
Miles Jupp hace el papel de Blackberry (voice).
Capítulo disponible en las siguientes plataformas: