It is told in three parts, in which all telecommunication and audiovisual devices transmit only a mysterious signal turning people mad and activating murderous behaviour in many of those affected.
https://en.wikipedia.org/wiki/The_Signal_(2007_film)
It is told in three parts, in which all telecommunication and audiovisual devices transmit only a mysterious signal turning people mad and activating murderous behaviour in many of those affected.
https://en.wikipedia.org/wiki/The_Signal_(2007_film)