An architect Joanna tells her friend Halina on the telephone about her love troubles and suddenly hears a nice man's voice: "The best cure for love is another love." Then she becomes a forgers dispatcher mistaken for Honorata by telephone and decides to work out a forgers secret and the secret of her new love Andrzej.
| Directing | Jan Batory | Director |
| Writing | Joanna Chmielewska | Screenplay |
| Sound | Andrzej Trzaskowski | Music |
| Camera | Antoni Wójtowicz | Director of Photography |
| Editing | Krystyna Batory | Editor |
| Art | Zdzisław Kielanowski | Production Design |
| Costume & Make-Up | Maria Karmolińska | Costume Design |
| Costume & Make-Up | Mirosław Jakubowski | Makeup Artist |
| Sound | Leszek Wronko | Sound |
| Writing | Jan Batory | Screenplay |
| Writing | Joanna Chmielewska | Novel |
| Directing | Aleksander Sajkow | First Assistant Director |
| Directing | Marian Zietkiewicz | Assistant Director |
| Directing | Barbara Chęcińska | Assistant Director |
| Camera | Zbigniew Czajkowski | Camera Operator |
| Camera | Jerzy Majak | Assistant Camera |
| Lighting | Tadeusz Zając | Lighting Technician |
| Art | Zdzisław Roliński | Assistant Production Design |
| Art | Teresa Gałkowska-Lesman | Set Decoration |
| Sound | Hieronim Klimczak | Sound Assistant |
| Editing | Krystyna Starostecka | Assistant Editor |
| Costume & Make-Up | Anna Lewandowska | Assistant Makeup Artist |
| Camera | Jerzy Bielak | Still Photographer |
| Production | Antoni Gniewkowski | Assistant Production Manager |
| Production | Zdzislaw Mrozowicz | Assistant Production Manager |
| Production | Maria Burdecka | Assistant Production Manager |