El nudo

• Cristina Plazas as Rebeca.^[2]
• Miquel Fernández [es] as Sergio.^[2]
• Oriol Tarrasón [es] as Daniel.^[2]
• Natalia Verbeke as Cristina.^[2]
• Luisa Gavasa as Miriam.^[2]
• Enrique Villén as Godoy.^[3]
• Armando del Río [es] as Javier.^[3]
• Silvia Maya as Cynthia.^[4]
• Pep Antón Muñoz [es] as Alberto Bécker.^[4]
• Eva Rufo [es] as Nerea.^[3]
• Berta Galo as Mía.^[3]
• Astrid Janer as Lola.^[3]
• Marcos Ruiz as Nico.^[3]
• Rafa Ortiz as Andrés Bécker.^[4]
• Javier Morgade as Fede.^[5]
• Mariona Tena [es] as Joanna.^[4]
• Ángel Ruiz [es] as Elio del Arco.^[4]

El nudo is a remake of the Argentine series Amar después de amar, created by Erika Halvorsen [es] and Gonzalo Demaría [es]^[6] and produced by Atresmedia in collaboration with Diagonal TV.^[6] The writing team, coordinated by Nuria Bueno, was formed by José Ángel Lavilla, Nicolás Romero and Nacho Pérez de la Paz.^[2] The directors were Jordi Frades [es], Salvador García [es] and Kiko Ruiz Claverol.^[7] Sonia Martínez, Jaume Banacolocha and Montse García were credited as executive producers.^[2]

The series was primarily shot in location in the Community of Madrid and the Province of Segovia.^[8] Production wrapped in October 2019 after 5 months of filming.^[8][1]

The series was presented at the FesTVal in September 2019.^[7] Consisting of 13 episodes featuring a running time of around 50 minutes,^[1] El nudo premiered on 24 November 2019 on Atresplayer Premium, becoming the platform's first original series.^[9] The broadcasting run ended on 16 February 2020.^[10]