The final five castaways realize they may be competing against another on Survivor. "It All Boils Down To This" is the 14th episode of the show's 40th season.

Amber Brkich Mariano and Boston Rob Mariano on the finale push for the grand prize on Survivor. "The Penultimate Step of the War" is the 13th episode of the show's 40th season.

Will strategic alliances crumble on Survivor? "Friendly Fire" is the 12th episode of the show's 40th season.

One castaway plays it cool while another is undercover on Survivor. "This is Extortion" is the 11th episode of the show's 40th season.

Jeremy Collins with his loved ones on Survivor. "The Full Circle" is the tenth episode of the show's 40th season.

One castaway will be the last one standing after an immunity challenge on Survivor. "War Is Not Pretty" is the ninth episode of the show's 40th season.

Buffs and dropped and one tribe forms on Survivor. "This is Where the Battle Begins" is the eighth episode of the show's 40th season.

Carrying water turns out to be more difficult than it looks on Survivor. "We're in the Majors" is the seventh episode of the show's 40th season.

Someone's acting sneaky at the Edge of Extinction on Survivor. "Quick on the Draw" is the sixth episode of the show's 40th season.

Tough times and tension make for new alliances on Survivor. "The Buddy System on Steroids" is the fifth episode of the show's 40th season.

The castaways face a grueling opportunity on Survivor. "I Live Revenge" is the fourth episode of the show's 40th season.

It's old school players vs. new school players on Survivor. "Out For Blood" is the third episode of the show's 40th season.