9 contestants and 1 mole (mol). The nine contestants have to complete a series of challenges. When challenges are successfully completed, a certain amount of money is earned. When a challenge is lost, money can be lost, depending on the challenge. The tenth contestant is the mole: a saboteur. He should deliberately sabotage as many of the challenges as possible. The mole has to stay undercover as the contestants are trying to find the mole. At the end of every 2 days the contestants get 20 questions about the mole. Who ever knows least about the mole gets eliminated and goes home. At the end of the series 3 candidates are left: the loser, the winner and the mole. The winner gets all the money gathered by the contestants. The mole cannot win any money.
Het spannendste en avontuurlijkste spelprogramma van de Nederlandse televisie. In het programma voert een team van bekende Nederlanders opdrachten uit en jaagt tegelijkertijd op De Mol.