Tommy Kirk

Tommy Carpenter

Annette Funicello

Annette Aliotto

Nino Castelnuovo

Bruno

Clelia Matania

Aunt Gisella

Carlo Rizzo

Uncle Mario

Ivan Desny

Count Roberto

Venantino Venantini

Lorenzo

Ivan Triesault

Professor Levenson

Odoardo Spadaro

Padrone

Renzo Palmer

Carabiniere

Richard Watson

Butler

Helen Stirling

Miss Brooks

Elisa Cegani

Felicia

Liana Del Balzo

Countess Della Scala

George Ehling

Gino

Steve Previn