Suggestions by @user_245132

Andrea Libman

as Pepper Shy in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Eric Idle

as Solayworth in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Matthew Broderick

as Sebastian in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Dave Thomas

as Doug McKenzie/Duke Douglas in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Rick Moranis

as Duke Ron in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Nathan Lane

as Mitch in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Hynden Walch

as Vita in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Bill Hader

as Frank Ivan Edwardson in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Charles Fleischer

as Albert in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Mark Wahlberg

as Andrew in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Amy Poehler

as Princess Jenny O. Hale in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Michael Igafo-Te'o

as Director in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Michael Igafo-Te'o

as Writer in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

James Baxter

as Writer in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Eric Goldberg (animator)

as Writer in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Fabienne Rawley

as Brodilesmaid in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Eric Goldberg (animator)

as Story writing in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

James Baxter

as Story writing in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Amy Poehler

as Princess Jenny O. Nale in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)

Alan Menken & Marc Shaiman

as Composer in Grandsides (2025) (Reveal known as: The Princess' Grand Adventure)