The main cast of "Shrek the Third" includes:
- Mike Myers as Shrek (voice)
- Eddie Murphy as Donkey (voice)
- Cameron Diaz as Princess Fiona (voice)
- Antonio Banderas as Puss in Boots (voice)
- Julie Andrews as Queen Lillian (voice)
- John Cleese as King Harold (voice)
- Rupert Everett as Prince Charming (voice)
- Eric Idle as Merlin (voice)
- Justin Timberlake as Arthur "Artie" Pendragon (voice)
- Susanne Blakeslee as Evil Queen (voice)
- Cody Cameron as Pinocchio / Three Pigs (voice)
Additional notable voices include John Krasinski as Lancelot, Ian McShane as Captain Hook, Amy Poehler as Snow White, Maya Rudolph as Rapunzel, and Amy Sedaris as Cinderella among others. The film features a large ensemble cast with many well-known voice actors.
