Professor Preobrazhensky puts courageous experiences, trying to turn a dog in equal to in all of the person. As a result somebody turns out Doggies. Unfortunately, experience proves that it is better for dog to remain a dog.
Unfortunately the movie Heart of a Dog is not yet available on HBO Max.
| Directing | Alberto Lattuada | Director |
| Sound | Piero Piccioni | Original Music Composer |
| Production | Mario Gallo | Producer |
| Production | Alberto Lattuada | Producer |
| Writing | Mario Gallo | Screenplay |
| Directing | Fabrizio Sergenti Castellani | First Assistant Director |
| Directing | Maurizio Rotundi | First Assistant Director |
| Camera | Lamberto Caimi | Director of Photography |
| Camera | Roberto Seveso | Camera Operator |
| Art | Massimo Razzi | Assistant Production Design |
| Production | Bianca Lattuada | Line Producer |
| Production | Enzo Giulioli | Line Producer |
| Production | Adriano Di Lorenzo | Unit Manager |
| Production | Claudio Cuomo | Unit Manager |
| Production | Bruno Ricci | Production Secretary |
| Production | Valentino Signoretti | Production Secretary |
| Production | Alfonso Farano | Administration |
| Camera | Enzo Tosi | Camera Operator |
| Camera | Carlo Poletti | Assistant Camera |
| Camera | Luigi Cecchini | Assistant Camera |
| Camera | Mario Tursi | Still Photographer |
| Directing | Gilda Atella | Script Supervisor |
| Editing | Nadia Bonifazi | Assistant Editor |
| Editing | Vanda Olasio | Assistant Editor |
| Editing | Sandro Broglio | Assistant Editor |
| Costume & Make-Up | Francesca Saitto | Assistant Costume Designer |
| Sound | Remo Ugolinelli | Sound |
| Sound | Antonio Casolini | Boom Operator |
| Costume & Make-Up | Maurizio Garbini | Makeup Artist |
| Costume & Make-Up | Alvaro Rossi | Makeup Artist |
| Costume & Make-Up | Lamberta Baldacci | Seamstress |
| Lighting | Ennio Di Stefano | Gaffer |
| Camera | Giuseppe Gabrielli | Key Grip |
| Art | Raffaele Vincenti | Property Master |
| Writing | Alberto Lattuada | Screenplay |
| Writing | Viveca Melander | Screenplay |
| Editing | Sergio Montanari | Editor |
| Art | Vincenzo Del Prato | Production Design |
| Costume & Make-Up | Marisa D'Andrea | Costume Design |
| Costume & Make-Up | Maria Luisa Garbini | Hairstylist |
| Writing | Mikhail Bulgakov | Novel |
