Riley Osborne as The Little Prince (voice)

Mackenzie Foy as The Little Girl (voice)

Jeff Bridges as The Aviator (voice)

Rachel McAdams as The Mother (voice)

Marion Cotillard as The Rose (voice)

James Franco as The Fox (voice)

Benicio del Toro as The Snake (voice)

Bud Cort as The King (voice)

Ricky Gervais as The Conceited Man (voice)

Albert Brooks as The Businessman (voice)

Paul Rudd as Mr. Prince (voice)

Paul Giamatti as The Academy Teacher (voice)

Jacquie Barnbrook as The Nurse / The Worried Neighbor / The Snooty Panelist (voice)

Marcel Bridges as The Concerned Neighbor (voice)

Jeffy Branion as The Policeman (voice)

Maddie Osborne as The Little Muse (voice)