Greyzone is a Swedish-Danish thriller drama series, co-created and written by Morten Dragsted, Oskar Söderlund, Mikkel Bak Sørensen and Rasmus Thorsen that first broadcast on 22 February 2018 on C More. Starring Birgitte Hjort Sørensen as drone expert Victoria Rahbek, Greyzone centres on the days leading up to a terror attack and Victoria's kidnap at the hands of a terror cell who require access to the technological arsenal of her employers, SparrowSat.

The series also aired on TV4 in Sweden under the title Gråzon, on TV2 in Denmark and on Channel 4 in the United Kingdom, premiering on 13 February 2019, and airing weekly at 10:45pm. The entire series was also made available to watch on All 4.