A new and rich heir, Anna Margot, is receiving threatening phone calls from an old friend, Anna not knowing what to do requests the help of her friend Tonis Karzis, the anxiety will culminate as a series of unexplained murders follows .
Unfortunately the movie Nightmare is not yet available on HBO Max.
| Writing | Erricos Andreou | Writer |
| Production | Erricos Andreou | Producer |
| Camera | Aristeidis Karydis-Fuchs | Director of Photography |
| Sound | Mimis Plessas | Original Music Composer |
| Directing | Erricos Andreou | Director |
