- “I’m thrilled to be a part of this project. I grew up with Thomas & Friends so it’s been really exciting to be able to get involved in this new feature special and voice the character of Skiff. It is a great show to be involved in and incredibly fun to record. I’ve thoroughly enjoyed my first animation and I look forward to everyone seeing the end result.”
- ―Jamie Campbell Bower referring to his role
James Metcalfe "Jamie" Campbell Bower (born 22 on November 1988 in London, England, United Kingdom) is an English actor, singer and model. He joined the voice cast of Thomas & Friends in Sodor's Legend of the Lost Treasure.
- Jamie Campbell Bower and John Hurt both had roles in "Harry Potter and the Deathly Hallows - Part One".
- Geneviève Déry, Robert Wilfort, Rolando de Castro, Claes Ljungmark, Leyla Rangel, Ruth Toscano, Nathan Clarke, Humberto Vélez, Timothy Bateson, Simon Fisher-Becker, César Izaguirre, César Árias, Katsuji Mori, Yigal Mizrachi, Hideyuki Umezu, José Luis Orozco, Jesse Grimm, Aryeh Cherner, Zuzanna Galia, Ángel Amorós, Tokuyoshi Kawashima, Octavio Rojas, Scott Maurstad, Jorge Santos, Irwin Daayán, Masashi Ebara, Blas García, Dov Reiser, Albert Cohen, Hadar Shachaf Ma'ayan, Zvika Schwartzberg, Thomas Fritsch, Norma Iturbe and Rob Rackstraw have also worked in the "Harry Potter" films.
- Angela Kyriacou, Eddie Redmayne and Shannon Nettleton also had roles in it's prequel "Fantastic Beasts and Where To Find Them".