Cathedral of the Sea is a Spanish historical drama television series that originally aired on Antena 3 from May 23 to July 18, 2018. It is an adaptation of Ildefonso Falcones's novel La catedral del mar. Directed by Jordi Frades, it stars Michelle Jenner, Aitor Luna, Daniel Grao, Pablo Derqui, Tristán Ulloa, Natalia de Molina, Andrea Duro, José María Pou, Silvia Abascal and Ginés García Millán, among others.
The series sparked a sequel, Heirs to the Land.