Monteperdido is a Spanish crime thriller limited television series starring Megan Montaner, Francis Lorenzo and Alain Hernández.

[1] Santiago Baín and Sara Campos, two Central Operative Unit (UCO) agents arriving from Madrid, take over the investigation on Ana's disappearance and Lucía's whereabouts,[1] partnering with a local officer, Víctor Gamero.

[7] Shooting locations included Benasque, Cerler, Sesué, Sahún, the Llanos del Hospital ski resort, the Remuñe gorge and the Ésera river.

Tramuntana), while indeed set in a new location, eventually came to feature the reprise of the roles of Sara Campos (Megan Montaner) and Víctor Gamero (Alain Hernández), thus connecting both fictions.

[11] A French remake series titled Rivière-Perdue (also set in the Pyrenees) entered development in 2023.