- Matthew Whelan
- Niko
- Emma Jenkins
- Stella
- Paul Tylak
- Prancer / Cupid / Siigur / Leo Lemming / Lasse Lemming / Lemmings (voice)
- Roger Gregg
- Einar / Dasher (voice)
- Dermot Magennis
- Julius & Ilmar
- Aileen Mythen
- Wilma / Olga / Lemmings (voice)
- Lucy Smith
- Lilli
- Harry Weld-Moore
- Jonni
- Justin Anene
- Morten
- Brendan McDonald
- Blitzen / Donner / Nillá (voice)
- Mary Murray
- Ilda / Lala Lemming (voice)
- Susan Slott
- Oona
- Michael Sheehan
- Lenni
- Cameron Simpson
- Young Prancer
- Evan O'Connor
- Young Ilmar
- Michelle Read
- Leif / Lilly Lemming (voice)
- Rolf Berg
- Ilmar
- Tobias Brecklinghaus
- Dasher / Lappi Lemming (voice)
- Lucy Ebert
- Stella
- Demet Fey
- Oona / Iida (voice)
- Tamino Gottlebe
- Morten / Ilmar (jung) (voice)
- Markus Haase
- Einar / Lemmy Lemming (voice)
- Rebecca Madita Hundt
- Olga / Lala Lemming / Vielfraà (voice)
- Enno Kalisch
- Cupid / Lemminge (voice)
- Bernd Kohlhepp
- Vixen / Gusto / Niila / Santa / Lemminge / Vielfraà (voice)
- Alva Leuchtenberg
- Lili
- Tom Linden
- Blitz / Leo Lemming (voice)
- Mary Murray
- Lala
- Josefine Preuß
- Wilma
- Olaf Reichmann
- Julius
- Gerhard RoiÃ
- Donner
- Tom Erik Rosener
- Niko
- Jan Sabo
- Comet / Lenni (voice)
- Joel Schnabel
- Tänzer / Siiggur (voice)
- Sammy Schrein
- Jonni
- David M. Schulze
- Prancer
- Sil van der Zwan
- Niko
- David Vormweg
- Prancer (jung)
