C.R. MacNamara is a managing director for Coca Cola in West Berlin during the Cold War, just before the Wall is put up. When Scarlett, the rebellious daughter of his boss, comes to West Berlin, MacNamara has to look after her, but this turns out to be a difficult task when she reveals to be married to a communist.
Unfortunately the movie One, Two, Three is not yet available on HBO Max.
| Editing | Daniel Mandell | Editor |
| Art | Robert Stratil | Production Design |
| Art | Heinrich Weidemann | Production Design |
| Directing | Billy Wilder | Director |
| Camera | Daniel L. Fapp | Director of Photography |
| Crew | Milt Rice | Special Effects |
| Sound | André Previn | Original Music Composer |
| Writing | Billy Wilder | Screenplay |
| Art | Alexandre Trauner | Art Direction |
| Sound | Basil Fenton-Smith | Sound Designer |
| Writing | I. A. L. Diamond | Screenplay |
| Production | Billy Wilder | Producer |
| Art | Alexandre Trauner | Production Design |
| Production | Werner Fischer | Production Manager |
| Directing | Tom Pevsner | Assistant Director |
| Sound | Richard Carruth | Music Editor |
| Sound | John Brommage | Boom Operator |
| Crew | Saul Bass | Title Graphics |
| Production | Conrad von Molo | Production Supervisor |
| Sound | Del Harris | Sound Effects Editor |
| Production | William A. Calihan Jr. | Production Manager |
| Camera | Lothar Winkler | Still Photographer |
| Sound | André Previn | Conductor |
| Production | I. A. L. Diamond | Associate Producer |
| Directing | André Smagghe | Second Unit Director |
| Directing | May Wale Brown | Continuity |
| Production | Doane Harrison | Associate Producer |
| Writing | Ferenc Molnár | Theatre Play |
