Several characters coincide during the Christmas holidays in the winter season of Saint Moritz.
Unfortunately the movie Christmas Vacation '90 is not yet available on HBO Max.
| Directing | Enrico Oldoini | Director |
| Writing | Franco Ferrini | Story |
| Writing | Enrico Oldoini | Story |
| Writing | Enrico Oldoini | Screenplay |
| Writing | Franco Ferrini | Writer |
| Sound | Gianni Dell'Orso | Music |
| Crew | Sergio Salvati | Cinematography |
| Production | Luigi De Laurentiis | Producer |
| Costume & Make-Up | Cinzia Mangerini | Hairstylist |
| Production | Gianni Cecchin | Production Manager |
| Production | Maurizio Amati | Executive Producer |
| Production | Paolo Gargano | Production Supervisor |
| Art | Stefano Bulgarelli | Assistant Production Design |
| Costume & Make-Up | Gilda De Guilmi | Hairstylist |
| Costume & Make-Up | Roberta Maiuti | Makeup Artist |
| Production | Stefano Bolzoni | Production Supervisor |
| Art | Osvaldo Desideri | Production Design |
| Editing | Raimondo Crociani | Editor |
| Production | Mario Cecchin | Production Supervisor |
| Production | Aurelio De Laurentiis | Producer |
| Costume & Make-Up | Cesare Paciotti | Makeup Artist |
| Art | Osvaldo Desideri | Set Decoration |
| Costume & Make-Up | Alessandra Oldoini | Costume Design |
| Art | Gianni Felici | Property Master |
| Production | Antonio Gallo | Unit Manager |
| Directing | Roberto Palmerini | Assistant Director |
| Lighting | Mario Massaccesi | Electrician |
| Camera | Enrico Rocchi | Assistant Camera |
| Camera | Silvia Jannuzzi | Assistant Camera |
| Directing | Maria Luisa Merci | Script Supervisor |
| Sound | Alberto Doni | Sound Mixer |
| Crew | Dominique Perret | Stunts |
| Sound | Edy Gentili | Sound Effects |
| Sound | Sotir Gjika | Sound Effects |
| Sound | Roberto Tommaselli | Sound Engineer |
| Camera | Matt Giordano | Key Grip |
| Camera | Umberto Montiroli | Still Photographer |
| Art | Patrizio Ronchi | Assistant Production Design |
| Camera | Antonio Scaramuzza | Camera Operator |
| Crew | Giovanni Corridori | Special Effects |
| Lighting | Eugenio Raimondi | Electrician |
| Sound | Edmondo Gintili | Sound Effects Editor |
| Crew | Massimo Cristofanelli | Special Effects |
| Lighting | Marco Raimondi | Electrician |
| Sound | Candido Raini | Sound Engineer |
| Production | Guglielmo Smeraldi | Production Secretary |
| Sound | Tullio Arcangeli | Sound Effects Editor |
| Sound | Roberto Sterbini | Sound Effects |
| Sound | Paolo Amici | Sound Effects Editor |
| Crew | Mario Lamoratta | Generator Operator |
