A young woman is studying when suddenly she receives anonymous phone calls in the middle of the night.
0 landscape wallpapers · click any to open Mac Mode
No landscape backdrops available.
Explore wallpapers from films starring the Unknown Number cast
2 featured
More cinematic wallpapers you might like · 9 titles
Director
Last updated: June 9, 2026
Browse trending wallpapers from Mubi, Prime Video, Netflix, Disney+, Max, and more.
Quick answers about Unknown Number wallpapers, cast, and downloads.
Moviely has 0 free Unknown Number cinematic wallpapers available to browse, preview in Mac Mode, and download.
Yes. Every Unknown Number backdrop on Moviely is free to preview and download for personal desktop or mobile wallpaper use.
Unknown Number wallpapers are available in HD and original quality, with smart resolution suggestions based on your display.
Yes. Open any Unknown Number wallpaper in Mac Mode to preview it on a desktop or iPhone lock screen before downloading.
Open the Unknown Number page, pick a backdrop, choose your preferred resolution (HD, Full HD, or Original), and click Download.
Unknown Number released in 2016. Moviely hosts cinematic wallpapers captured from the movie's official backdrop imagery.
Unknown Number is categorized as Horror.
David Nguyen directed Unknown Number.
Unknown Number stars Tiffany Carlson, Amelie Albert-LeBlanc.
Unknown Number has a runtime of 7min.
More wallpapers, genres, and collections to browse next
