Suggestions by @bobryan

Nick Jonas

as Lysil in Amphibia: Calamity's Curse

Susan Egan

as Renee Frodgers in Amphibia: Calamity's Curse

Reba McEntire

as Mama Hassleback in Amphibia: Calamity's Curse

Brad Garrett

as Talbert Hassleback in Amphibia: Calamity's Curse

April Winchell

as Ruth Hassleback in Amphibia: Calamity's Curse

Jack Black

as Heathro Hassleback in Amphibia: Calamity's Curse

Amy Poehler

as Judro "Judy" Hassleback in Amphibia: Calamity's Curse

Casper Knopf

as Bailey in Amphibia: Calamity's Curse

Susanne Blakeslee

as Valeriana in Amphibia: Calamity's Curse

Keith David

as King Andrias in Amphibia: Calamity's Curse

Peyton Elizabeth Lee

as Marcy Wu in Amphibia: Calamity's Curse

Keira Knightley

as Lady Olivia in Amphibia: Calamity's Curse

Emma Stone

as General Yunan in Amphibia: Calamity's Curse

Alex Brightman

as Frog Jordan in Amphibia: Calamity's Curse

Danny Trejo

as Olaf in Amphibia: Calamity's Curse

Ashley Tisdale

as Lydia in Amphibia: Calamity's Curse

Andy Samberg

as Albus Duckweed in Amphibia: Calamity's Curse

Brian Stepanek

as Stumpy in Amphibia: Calamity's Curse

Keith David

as Mr. Flour in Amphibia: Calamity's Curse

Jessica DiCicco

as Maddie Flour in Amphibia: Calamity's Curse