It's Cliff Richard (1970-1974)

Jeopardy! is a classic game show -- with a twist. The answers are given first, and the contestants supply the questions. Three contestants, including the previous show's champion, compete in six categories and in three rounds (with each round's "answers" being worth more prize money).

In Who Wants to Be a Millionaire, 15 questions need to be answered by the contestants to win the 1 million dollar prize.

Set in the middle of the jungle, "The Challenge: War of the Worlds 2" returns to a classic team format; 14 Brits will battle it out against 14 Americans for their share of the $1 million-dollar prize.

Three celebrated food experts put the latest group of contestants through a series of challenging elimination rounds and turn one home cook into a culinary master.

The Snake will follow 15 people from various professions trying to manipulate their way to becoming that week's snake, who decides who stays and who leaves the show, through a series of challenges. Each week, the winner of each challenge earns control of ‘The Saving Ceremony', an elimination that is about who will save certain contestants with people making friends, faking friends, or sparking romantic connections with the winner taking home $100,000.