The Challenge: Spies, Lies & Allies is the thirty-seventh season of the MTV reality competition series The Challenge. This season features alumni from The Real World, Are You the One?, Big Brother (Nigeria, UK and U.S.), Survivor (Romania, Spain, Turkey and U.S.), Love Island (Germany, UK and U.S.), Geordie Shore, Warsaw Shore, Paradise Hotel, Shipwrecked, Too Hot to Handle, Ultimate Beastmaster and 12 Dates of Christmas competing for a share at a $1 million prize. The season will premiere on August 11, 2021, with a sneak peek episode titled “The Challenge Spies, Lies and Allies: Global Activation” airing on August 9.

The Challenge All Seasons
The Challenge: All Stars All Seasons
The Challenge: All Stars Season 3
The Challenge: All Stars Season 2
The Challenge Season 37

Episode 01 | Episode 02 | Episode 03 | Episode 04 | Episode 05 | Episode 06 | Episode 07 | Episode 08 | Episode 09 | Episode 10 | Episode 11 | Episode 12 | Episode 13 | Episode 14 | Episode 15 | Episode 16 | Episode 17 | Episode 18 | Episode 19 | Episode 20

The Challenge: All Stars Season 2
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 20 Watch Free Online

The Challenge Season 37 Episode 20 Watch Free Online Descriprion Reunion Part 1 You can’t spell “Allies” without “Lies!” The world’s greatest agents are back to breakdown the covert game moves from Season 37. Maria Menouonos gets to the bottom of every conspiracy and finds out if the Big Brother alliance is dead. The Challenge […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 15 Watch Free Online

The Challenge Season 37 Episode 15 Watch Free Online Descriprion The Cave of the Wolf After a sneaky plan to sabotage one team is exposed during the “Boom Raiders” mission, massive rifts appear in numerous friendships. The Compromised Agent makes a bold move at the Lair as two fight for survival during the “Burning Bridges” […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 16 Watch Free Online

The Challenge Season 37 Episode 16 Watch Free Online Descriprion Riverdance Agents feel what it’s like to get their hands on one million dollars during an exhausting mission. Emy worries that the rivalry between her teammates could result in her going to elimination. Two agents’ broken friendship gets tangled up in the game. The Challenge […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 01 Watch Free Online

The Challenge Season 37 Episode 01 Available after release 11 August 2021 The Challenge Season 37 Episode 01 Watch Free Online Descriprion The international agents rescue the Americans, two veterans reveal their unexpected off-season hookup, and a mysterious list sends ripples throughout the house. The Challenge All Seasons The Challenge Season 37 Episode 01 | […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 02 Watch Free Online

The Challenge Season 37 Episode 02 Watch Free Online Descriprion The second episode of the 37th season of “The Challenge” aired on Wednesday night and it gave fans a better glimpse at how the alliances and competition are shaping up on “Spies, Lies and Allies.” The episode description read, “Agents take to the skies in […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 18 Watch Free Online

The Challenge Season 37 Episode 18 Watch Free Online Descriprion Night of Mistakes TJ’s shocking twist sends the players into a panic as they battle for survival before the Final. One player finds themselves on blast for trying to help another player during a tight elimination. The remaining players begin TJ’s Final. The Challenge All […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 03 Watch Free Online

The Challenge Season 37 Episode 03 Available after release 25 August 2021 The Challenge Season 37 Episode 03 Watch Free Online Descriprion Big T’s loyalties come into question, an intense diving challenge results in multiple injuries, and a desire for revenge tempts the Agency to smash the veterans’ alliance. The Challenge All Seasons The Challenge […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 04 Watch Free Online

The Challenge Season 37 Episode 04 Available after release 1 September 2021 The Challenge Season 37 Episode 04 Watch Free Online Descriprion Amber seeks to affirm her spot in the “Big Brother” alliance, a split-second decision during Undercover Comms tests a friendship, and elimination gets personal. The Challenge All Seasons The Challenge Season 37 Episode […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 05 Watch Free Online

The Challenge Season 37 Episode 05 Available after release 8 September 2021 The Challenge Season 37 Episode 05 Watch Free Online Descriprion Romance blooms in the house, the players race through various obstacles in a muddy Mindfield mission, and a vet’s injury compromises her partner’s standing in the competition. The Challenge All Seasons The Challenge […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 08 Watch Free Online

The Challenge Season 37 Episode 08 Watch Free Online Descriprion The Threat Berna and Hughie hope to win the Dive Bomb challenge and finally break the vets’ alliance, Amber considers a risky move in pursuit of revenge, and two teams Race to Escape in elimination. The Challenge All Seasons The Challenge Season 37 Episode 01 […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 09 Watch Free Online

The Challenge Season 37 Episode 09 Watch Free Online Descriprion At long last, the Veteran War has arrived testing everyone’s loyalty. The muddy “Bombshell Battle” mission shows who is truly playing dirty. TJ shocks the agents at elimination with a massive twist that will change the game. The Challenge All Seasons The Challenge Season 37 […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 10 Watch Free Online

The Challenge Season 37 Episode 10 Watch Free Online Descriprion Precious Stones TJ’s shocking twist is revealed at the “Diamond Dash” mission and the players struggle to adjust the new rules. Feeling like he is a constant target, one vet attempts to make a fresh start. Amanda is reminded of her reasons for fighting for […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 11 Watch Free Online

The Challenge Season 37 Episode 11 Watch Free Online Descriprion Mucus Plug One player makes a devastating mistake at the “Satellite Sabotage” mission that could put his team in jeopardy. A Rookie makes a bold, but questionable, game move. Two players battle for survival in the classic elimination game, “Pole Wrestle.” The Challenge All Seasons […]

The challenge Season 37
Survivor The Challenge The Challenge Season 37

The Challenge Season 37 Episode 13 Watch Free Online

The Challenge Season 37 Episode 13 Watch Free Online Descriprion Cory worries that as the game gets more cutthroat the Vets might turn on him. Players compete in the “Sunken Intelligence” mission, where one player’s lack of effort sinks their team’s chances of winning. One player’s loyalty is tested by a new bond. The Challenge […]