Allô la Terre, ici les Martin

Mark Camacho

George Martin (voice)

Ellen David

Monica Martin (voice)

Eleanor Noble

Betty Martin (voice)

Daniel Brochu

Benjamin Martin (voice)

Sonja Ball

Gran (voice)

Rick Jones

Fax / Goodgrief (voice)

Susan Glover

Mrs. Schuman (voice)

Ricky Mabe

Bobby Schuman (voice)