Over elf dagen trouwt Michael zijn verloofde Helen. Maar als hij de mooie Sarah ontmoet kan hij haar niet weerstaan.
Nee, helaas is Undici giorni, undici notti nog niet beschikbaar op Netflix in Nederland.
| Writing | Claudio Fragasso | Screenplay |
| Writing | Rossella Drudi | Screenplay |
| Directing | Joe D'Amato | Director |
| Writing | Rossella Drudi | Story |
| Writing | Claudio Fragasso | Story |
| Sound | David Lee | Sound Mixer |
| Costume & Make-Up | Max Serafian | Costume Design |
| Costume & Make-Up | Maria Grazia Mazzolini | Makeup Artist |
| Production | Antonio Tacchia | Production Manager |
| Costume & Make-Up | Adriana Sforza | Hairstylist |
| Sound | Piero Montanari | Music |
| Costume & Make-Up | Sidney Le Roy | Hairstylist |
| Crew | Dan Maklansky | Special Effects |
| Camera | Roberto Nicosia | Still Photographer |
| Art | Rubina Michettoni | Assistant Art Director |
| Crew | Robert Gold | Special Effects |
| Lighting | Saul Barry | Electrician |
| Sound | Hubrecht Nijhuis | Sound Engineer |
| Camera | Elio Terribili | Key Grip |
| Production | Charles Wallach | Administration |
| Camera | Daniele Massaccesi | Assistant Camera |
| Camera | Carlo Alberto Cocchi | Still Photographer |
| Lighting | Jeff Herbert | Electrician |
| Camera | Enrico Maggi | Camera Operator |
| Editing | Enrico Grassi | Assistant Editor |
| Production | Dennis Curren | Location Manager |
| Production | John Therrien | Production Secretary |
| Camera | Sam Winston | Key Grip |
| Directing | Vivi Levitt | Script Supervisor |
| Production | Mary Noolite | Production Secretary |
| Directing | Sean Rainey | Assistant Director |
| Lighting | Bob Siegel | Electrician |
| Camera | Mark Caruso | Key Grip |
| Camera | Jimmy Cohen | Camera Operator |
| Editing | Rosanna Landi | Editor |
| Costume & Make-Up | Pietro Tenoglio | Makeup Artist |
