Contestants compete in 10 seemingly simple games to win $1 million.

A nanny from Arkansas who hopes to become an occupational therapist competes.

A woman hoping to buy her dream home competes.

A contestant from Texas competes against a contestant from San Diego in hopes of advancing to the next round.

A law clerk continues to compete in hopes of winning big; a firefighter from Los Angeles must put a lampshade on his head with a fishing rod while blindfolded.

A firefighter from Los Angeles continues his quest for the million-dollar prize; a schoolteacher competes.

An aspiring restaurateur looks to win money to open his own eatery; a videographer wants to win money to get her family a new car.

Contestants go head-to-head in a series of challenges, leaving only one to compete for the million-dollar prize.

Contestants go head-to-head in a series of challenges, leaving only one to compete for the million-dollar prize.

An engaged couple competes for the million-dollar prize; musician Kevin Jonas plays for charity.

An engaged couple competes for the million-dollar prize.

Identical twins play together for a chance at $1 million.

An engaged couple competes in hopes of winning cash for a dream wedding.

A couple snags the biggest cash prize yet, plus perfect strangers team up for a monster payday.

Members of a sorority compete in hopes of winning cash to pay for college.

Two strangers participate in challenges in hopes of winning $1 million.

A couple who met in an office face challenges that use office supplies.

A Massachusetts woman takes on a woman from California in a coast-to-coast battle for the $1 million prize; NBA cheerleaders play as a team to win money to support their disabled parents.

A Massachusetts woman takes on a woman from California in a coast-to-coast battle for the $1 million prize; NBA cheerleaders play as a team to win money to support their disabled parents.

California sisters compete for their grandmother, who wants to return to her homeland of Italy.

Sisters compete together to win the grand prize.

A pair play the games, including the Candelier challenge, which involves stacking cans and paper plates.

The Vikings' Bernard Berrian and 49ers cheerleader Amber Wright tackle a million dollars worth of challenges for charity.

NFL player Bernard Berrian and cheerleader Ambert Wright finish their game; NFL players Anthony Herrera and Robert Meachem compete for charity.

Iraq War veterans take part in challenges in hope of winning $1 million.