51號星球

巨石強森

Capt. Charles 'Chuck' Baker (voice)

西恩·威廉·史考特

Skiff (voice)

潔西卡·貝兒

Neera (voice)

Justin Long

Lem / Rover (voice)

蓋瑞·歐德曼

General Grawl (voice)

約翰·克里斯

Professor Kipple (voice)

Alan Marriott

Glar (voice)

Freddie Benedict

Eckle (voice)

馬修·霍恩

Soldier Vesklin (voice)

詹姆斯·柯登

Soldier Vernkot (voice)

Lewis Macleod

Additional Voices (voice)

Rupert Degas

Additional Voices / Chief Gorlock (voice)