Gene Kelly

Giovanni E. 'Johnny' Columbo

Teresa Celli

Isabella Gomboli

J. Carrol Naish

Louis Lorelli

Mario Siletti

Benny Danetta / Nino

Marc Lawrence

Caesar Xavier Serpi

Frank Puglia

Carlo Sabballera

Barry Kelley

Capt. Thompson

Carl Milletaire

George Allani / Tomasino

Eleonora von Mendelssohn

Maria Columbo