The Electrifying Premieres Propel the Network to #1 in Spanish-language Primetime Among Adults 18–49
MIAMI – October 10, 2025 – Telemundo celebrated a major primetime win with the double premiere of La Isla: Desafío Extremo and Dinastía Casillas, as both ranked as the #1 show on Spanish-language television in their respective timeslots on Tuesday night. La Isla: Desafío Extremo delivered 379,000 Adults 18–49 and 1.14 million total viewers, while Dinastía Casillas delivered 522,000 Adults 18-49 and 1.32 million total viewers, according to Nielsen. Fueled by the premieres, Telemundo also ranked as the #1 Spanish-language television network in primetime among adults 18-49 (381,000), outperforming Univision by +24%.
Hosted by Héctor Suárez Gomís, the three-hour season two premiere of La Isla: Desafío Extremo outperformed its Season 1 premiere by +29% among adults 18-49. According to Talkwalker, the show also achieved the highest total interactions and video views among all Spanish-language reality series across Instagram, Facebook, X, and YouTube — marking an impressive +196% increase in video views versus Season 1.
Meanwhile, Telemundo’s new Super Series® Dinastía Casillas was the highest-rated scripted premiere on the network since El Señor de los Cielos Season 9 among both key demos. Talkwalker reports that Dinastía Casillas ranked as the #1 drama series across all TV and broadcast networks in total video views and interactions, generating 50K total interactions and 690K video views across Facebook, Instagram, X, and YouTube.
La Isla: Desafío Extremo (M-F & S, 7pm/6c) is a high-stakes adventure where 18 fearless contestants face grueling physical and mental survival challenges in remote Caribbean locations. This season’s cast includes: Elizabeth Gutiérrez, Christian de la Campa, Helen Ochoa, Gary Centeno, Ximena Herrera, Mauricio Islas, Julieta Grajales, José María Galeano, Jason Romo and Zoraida Gómez, Estefanía Ahumada, Fernanda Flores, Martín Salvador, Moi Guiquita, Nievelis González, Paulina Araujo, Roberto Alejandro and Rodrigo Mata. Divided into three teams, contestants will battle week after week in Playa Alta, Playa Media, and Playa Baja—living conditions that range from total luxury to extreme deprivation. Only the strongest will advance to the final phase, where they will compete individually for the grand prize. Click here to download press materials.
Dinastía Casillas (M-F, 9pm/8c), a spin-off of the legendary El Señor de los Cielos, starring Iván Arana, María Fernanda Yepes, Isabella Castillo and Raúl Méndez, delivers an explosive drama filled with chaos ignited in the wake of Aurelio Casillas’s disappearance. This new chapter begins as Diana and Ismael embark on a mission to liberate Aurelio and Rutila, when a series of unexpected events force them to rethink their strategies and alliances. They must fight for control of the cartel in a world where enemies lurk around every corner. As old ghosts return and new conflicts emerge, their path leads them to a fiery confrontation against El Gancho’s cartel. For leverage in this battle, they seek the support of Elizabeth, Chema’s ex-wife, who sees the opportunity to leave her life in Milan and return to the underworld, fight for territories, gain power, and finally create an alliance with the Casillas. Will they manage to survive and reinvent themselves, or will their entire empire fall? Click here to download press materials.
Viewers can watch La Isla: Desafío Extremo and Dinastía Casillas live on Telemundo, or catch up via the Telemundo app, available on the Google Play Store and Apple Store. Episodes will also be available to stream the next day on Peacock. For additional content, viewers can visit the YouTube channel @Telemundo.
Source: Nielsen Big Data + Panel, L+SD, Tuesday 7-11PM, P2+ and A18-49(000), 10/7/25. Talkwalker Social Content Ratings, 10/7/25.
About NBCUniversal Telemundo Enterprises:
NBCUniversal Telemundo Enterprises leads the media industry in the production and distribution of Spanish-language content for U.S. Hispanics and audiences around the world. The company serves U.S. Hispanics through its national broadcast network, the cable network Universo, and digital platforms including the Telemundo app, a suite of FAST channels, and streaming services, such as Peacock, among others. The Telemundo Network offers Spanish-language entertainment, news, and sports content reaching 95% of U.S. Hispanic TV households in 210 markets through 30 owned stations and 91 affiliate stations. Telemundo also owns an independent station serving Puerto Rico. Anchored on Telemundo Studios, the network is the #1 producer of scripted Spanish-language content in the U.S., and the only network to produce original content specifically for US Hispanic audiences. Offering over 600 hours of reality TV shows a year, and top-rated live specials such as the Billboard Latin Music Awards and Miss Universe, Telemundo is considered the undisputed Home of Live TV in Hispanic media. The network is also the exclusive Spanish-language home of the world’s two most popular sporting events, the FIFA World Cup and the Olympic Games. NBCUniversal Telemundo Enterprises is a division of NBCUniversal, a subsidiary of Comcast Corporation.
Media Contacts:
Gerardo Oyola (La Isla: Desafío Extremo)
Ana Echenique (Dinastía Casillas)
