| Cast | Poul Reichhardt (as Peter Halling), Helle Virkner (as Elisabeth Halling), Ghita Nørby (as Kate Halling), Preben Mahrt (as Arkæolog Johannes Brodersen), Ellen Gottschalch (as Frk. Willumsen) |
| Director | Sven Methling |
| Writer | Fleming Lynge |
| Writer (Play) | Jens Locher |
| Links | https://www.dfi.dk/viden-om-film/filmdatabasen/film/3-ma-man-vaere · https://www.imdb.com/title/tt0053376 |
Added by MBJensen