Layton (voice)
Luke (voice)
Janice Quatlane (voice)
Descole (voice)
Remi (voice)
Luke Triton / Annie Dretche (voice)
Curtis O'Donnell (voice)
Flora Reinhard (voice)
Celia Raidley (voice)
Marco Brock (voice)
Celia
Oswald Whistler (voice)
Jean Descole (voice)
Annie Dretche (voice)
Professor Layton (voice)
Amelia Ruth (voice)
Nina (voice)
Frederick Bargland (voice)
Flora (voice)
Melina Whistler (voice)
Inspector Chelmey (voice)
Additional Voices (voice)
Oswald Whistler / Pierre Starbuck (voice)
Janice Quatlane / Emmy Altava (voice)
Pierre Starbuck (voice)
Curtis O'Donnel (voice)
Inspector Clamp Grosky (voice)