Elio

Yonas Kibreab

Elio / Other Elio (voice)

Zoe Saldaña

Olga Solís (voice)

Remy Edgerly

Glordon (voice)

Brandon Moon

Ambassador Helix (voice)

Brad Garrett

Lord Grigon (voice)

Jameela Jamil

Ambassador Questa (voice)

Young Dylan

Bryce (voice)

Jake T. Getman

Caleb (voice)

Matthias Schweighöfer

Ambassador Tegmen (voice)

Ana de la Reguera

Ambassador Turais (voice)

Atsuko Okatsuka

Ambassador Naos (voice)

Shirley Henderson

Ooooo (voice)