De zonen van een muziek minnende verzekeringsmakelaar nemen extreme maatregelen om het geluk voor zichzelf en anderen te vinden, met hulp van de kracht van muziek.
Nee, helaas is Zum Zum Zum - La canzone che mi passa per la testa nog niet beschikbaar op Netflix in Nederland.
| Sound | Willy Brezza | Original Music Composer |
| Writing | Bruno Corbucci | Screenplay |
| Writing | Mario Amendola | Screenplay |
| Production | Sergio Bonotti | Producer |
| Costume & Make-Up | Rosanna Andreoni | Costume Design |
| Directing | Bruno Corbucci | Director |
| Writing | Luciano Ferri | Screenplay |
| Costume & Make-Up | Raul Ranieri | Makeup Artist |
| Costume & Make-Up | Giusy Bovino | Hairstylist |
| Production | Maurizio Biasini | Production Secretary |
| Sound | Armando Tarzia | Sound Recordist |
| Camera | Fausto Zuccoli | Director of Photography |
| Sound | Willy Brezza | Conductor |
| Directing | Vanda Tuzzi | Script Supervisor |
| Camera | Adolfo Troiani | Assistant Camera |
| Production | Thomas Sagone | Production Manager |
| Sound | Romano Pampaloni | Sound Recordist |
| Writing | Bruno Corbucci | Story |
| Editing | Luciano Anconetani | Editor |
| Writing | Luciano Ferri | Story |
| Art | Emilio Baldelli | Production Design |
| Writing | Mario Amendola | Story |
| Camera | Gaetano Valle | Camera Operator |
| Production | Vittorio Biferale | Unit Manager |
| Sound | Alessandro Sarandrea | Sound |