| Release Date | 15 December 1961 |
| Budget | $3,000,000 |
| Tagline | Billy Wilder's Explosive New Comedy |
| Genre | Comedy |
| Country | USA |
| Filming Locations | Bavaria Filmstudios, Geiselgasteig, Grünwald, Bavaria, Germany |
| Language | English, German, Russian |
| Sound Mix | Mono |
| Color | Black and White |
| Film Type | Feature |
| Film Class | Political Satire, Farce, Comedy of Manners |
| Mood | Strictly Speaking |
| Themes | Nothing Goes Right, Americans Abroad, Crumbling Marriages |
| Tones | Satirical, Humorous, Talky, Biting, Irreverent, Quirky |
| Tags | Boss [employer], Communist, Daughter, Executive, Extramarital Affair, Forbidden Love, Germany, Job, Marriage, Pregnancy, Promotion, Transfer |
One, Two, Three is a (1961) American comedy film directed by Billy Wilder and written by him and I.A.L. Diamond, based on the 1929 Hungarian one-act play Egy, kettö, három by Ferenc Molnár. The comedy features James Cagney, Horst Buchholz, Pamela Tiffin, Arlene Francis, Leon Askin, Howard St. John, and others. It would be Cagney's last film appearance until Ragtime, 20 years later.