Galder Gaztelu-Urrutia (Basque: [ɡalder ɣas̻telu urutia]; born 17 February 1974) is a Spanish film and advertising director and producer.

[1] He made his feature-film debut with The Platform (2019), a dystopian science fiction-horror film.

[3] In February 2023, Deadline announced his next film will be a thriller titled Rich Flu, starring Mary Elizabeth Winstead and Jonah Hauer-King.

[4] Gaztelu-Urrutia has named Dante's Divine Comedy as one of his literary influences for The Platform, as well as films such as Buñuel's The Exterminating Angel (1962), Jeunet's Delicatessen (1991), Ridley Scott's Blade Runner (1982) and Scorsese's Taxi Driver (1976).

[5] The Platform won the People's Choice Award for Midnight Madness at the Toronto Film Festival,[6] and garnered four honours at the Sitges Film Festival: Best Film, Best New Director, Best Special Effects and the Audience Award.