Suggestions by @pedromoiolioliveira

Julia Louis-Dreyfus

as Cobalt in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Jodi Balfour

as Agent 7 in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Vin Diesel

as Frakenstein Jr (voice) in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Christian Convery

as Buzz Conroy (kid) in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Christian Coulson

as Buzz Conroy (kid) in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Sean Astin

as Buzz Conroy (adult) in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

William H. Macy

as Timeatron in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Christopher Guest

as Timeatron in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Ed Helms

as Fluid-Man (The Impossibles) in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

Nick Frost

as Coil Man (The Impossibles) in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)

John Stamos

as Multi-Man (The Impossibles in The Impossibles: Reunion Tour (Hanna-Barbera Cinematic Universe)