Kadro (9)
Gene KellyGiovanni E. 'Johnny' Columbo
Teresa CelliIsabella Gomboli
J. Carrol NaishLouis Lorelli
Mario SilettiBenny Danetta / Nino
Marc LawrenceCaesar Xavier Serpi
Frank PugliaCarlo Sabballera
Barry KelleyCapt. Thompson
Carl MilletaireGeorge Allani / Tomasino
Eleonora von MendelssohnMaria Columbo