Auliʻi Cravalho

Ariel

Shaggy

Sebastian

Graham Phillips

Prince Eric

Amber Riley

"Daughters of Triton" Emcee

John Stamos

Chef Louis

Queen Latifah

Ursula

Jodi Benson

Self - Host / Ariel / Vanessa (voice)

René Auberjonois

Louis (archive footage) (voice)

Christopher Daniel Barnes

Prince Eric (archive footage) (voice)

Pat Carroll

Ursula (archive footage) (voice)

Paddi Edwards

Flotsam and Jetsam (archive footage) (voice)

Buddy Hackett

Scuttle (archive footage) (voice)

Jason Marin

Flounder (archive footage) (voice)

Kenneth Mars

King Triton (archive footage) (voice)

Edie McClurg

Carlotta (archive footage) (voice)

Will Ryan

Herald (archive footage) (voice)

Frank Welker

Max (archive footage) (voice)

Ben Wright

Grimsby (archive footage) (voice)

Samuel E. Wright

Sebastian (archive footage) (voice)

Jessica Rotter

Chorus (voice)

Leah Allers

Chorus (voice)

Alvin Chea

Chorus (voice)

Allie Feder

Chorus (voice)

James Hayden

Chorus (voice)

Baraka May

Chorus (voice)

Jamal Moore

Chorus (voice)

Holly Sedillos

Chorus (voice)

Fletcher Sheridan

Chorus (voice)

Stephen Van Dorn

Chorus (voice)

Laura Dickinson

Chorus (voice)

Shannon Beach

Aerialist

Sagiv Ben-Binyamin

Aerialist

Anthony Gonzalez

Aerialist

Tania Holt

Aerialist

Sara Von Gillern

Aerialist

Darielle Williams

Aerialist

Miah Blake

Ensemble

Tiffany Daniels

Ensemble

Gabe De Guzman

Ensemble

Stevie Dore

Ensemble