Suggestions by @Bendy

Keith David

as Dmitri Johannes Petrov in The Henry Stickmin Movie: The Return Of Henry

Johnny Depp

as Right Hand Man in The Henry Stickmin Movie: The Return Of Henry

Mark Hamill

as Reginald Copperbottom in The Henry Stickmin Movie: The Return Of Henry

Robbie Daymond

as Rupert Price in The Henry Stickmin Movie: The Return Of Henry

Robbie Daymond

as Rupert Price in The Henry Stickmin Movie: The Return Of Henry

Alan Kim

as Edward Stickmin in The Henry Stickmin Movie: The Return Of Henry

Mark Strong

as Doctor Murray in Michael

Innersloth

as Distribution in Henry Stickmin The Movie

Bryan Tyler

as Composer in Henry Stickmin The Movie

Scarlett Johansson

as Ellie Rose in The Henry Stickmin Movie

J.K. Simmons

as General Hubert Galeforce in The Henry Stickmin Movie: The Return Of Henry

J.K. Simmons

as General Hubert Galeforce in Henry Stickmin The Movie

Devon Bostick

as Henry in Henry Stickmin The Movie

Scarlett Johansson

as Ellie Rose in The Henry Stickmin Movie: The Return Of Henry

Devon Bostick

as Henry Stickmin in The Henry Stickmin Movie: The Return Of Henry

Scarlett Johansson

as Allison Pendle in Bendy and the Ink Machine

Keanu Reeves

as Vlad Masters in Danny Phantom

J.K. Simmons

as George Liquor in Ren & Stimpy (2006 film)

Devon Bostick

as Henry Stickmin in The Henry Stickmin Movie