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)

Naomi Watanabe

Ambassador Auva (voice)

Brendan Hunt

Gunther Melmac (voice)

Anissa Borrego

Ambassador Mira (voice)

Shelby Young

Diplo Ship / Additional Voices (voice)

Bob Peterson

Universal Users Manual / Additional Voices (voice)

Kate Mulgrew

Museum Exhibit Narrator (voice)

Tamara Tunie

Colonel Markwell (voice)

Evan Agos

Additional Voices (voice)

Trinity Bliss

Additional Voices (voice)

David W. Collins

Additional Voices (voice)

Terri Douglas

Additional Voices (voice)

Chris Edgerly

Additional Voices (voice)

Adam Faison

Additional Voices (voice)

Kellen Goff

Additional Voices (voice)

Leah Mei Gold

Additional Voices (voice)

Jake Green

Additional Voices (voice)

Kevin Keys

Additional Voices (voice)

Andrew Kishino

Additional Voices (voice)

Jennie Kwan

Additional Voices (voice)

Brian Larsen

Additional Voices (voice)

Scott Menville

Additional Voices (voice)

Andrew Morgado

Additional Voices (voice)

Abdoulaye N'Gom

Additional Voices (voice)

Claudia Razzi

Additional Voices (voice)

Alejandra Reynoso

Additional Voices (voice)

Zeno Robinson

Additional Voices (voice)

Angela Sarafyan

Additional Voices (voice)

Madeline Sharafian

Additional Voices (voice)

Domee Shi

Additional Voices (voice)

Tara Strong

Additional Voices (voice)

Richard Tatum

Additional Voices (voice)

Elias Toufexis

Additional Voices (voice)

Kari Wahlgren

Additional Voices (voice)

Evan Whitten

Additional Voices (voice)

Michelle Wong

Additional Voices (voice)

Matthew Wood

Additional Voices (voice)

Joe Zieja

Additional Voices (voice)