Reparto (8)
Joe HilseeThomas Edison (voice)Barry KraftCharles Batchelor / Jenkins (voice)Victor HumphriesJohn Kreusi / J.P. Morgan (voice)Paul O'ConnorFrancis Upton (voice)
Sandy McCallumGrosvenor Lowery (voice)Dennis ReeseLipton / Reporter #1 (voice)Jamie NewcombWarwick (voice) (as Jaime Newcomb)
Ray PorterReporter #2 / Ludwig Boehm / Narrator (voice)