Planet 51

Justin Long

Lem (voice)

ड्वेन जॉनसन

Chuck Baker (voice)

जेसिका बेल

Neera (voice)

Seann William Scott

Skiff (voice)

गेरी ओल्डमन

General Grawl (voice)

John Cleese

Professor Kipple (voice)

Freddie Benedict

Eckle (voice)

Alan Marriott

Glar (voice)

Mathew Horne

Soldier #1 (voice)

James Corden

Soldier #2 (voice)

Alan Cumming

Alien Mailman (voice)

Frank Welker

Ripley / Rover (voice)

Jim Cummings

Lem's Dad (voice)

Renée Zellweger

Lem's Mom (voice)

Candi Milo

Teacher (voice)

Lewis Macleod

Additional Voices (voice)

Rupert Degas

Additional Voices / Chief Gorlock (voice) (uncredited)

Rebecca Front

Additional Voices (voice)

Vincent Marzello

Additional Voices (voice)

Emma Tate

Additional Voices (voice)