[1] He reteamed with Evil Dead director Fede Álvarez to write the 2016 horror film Don't Breathe.
[4] On October 11, 2016, Columbia Pictures acquired the rights to Incognito and hired Sayagues, Daniel Casey and Álvarez to write the screenplay.
[5] In July 2017, Sayagues and Álvarez were hired to produce an untitled techno thriller film, with Jason Eisener directing, from a script by Simon Barrett.
[6][7] In November 2018, Sayagues and Álvarez were brought onboard to co-write the sequel to their 2013 film, Evil Dead.
[10][11] In January 2020, Sayagues was hired to direct and co-write the sequel Don't Breathe 2, making his directorial debut.