Robyn McCall, an enigmatic former CIA operative with a mysterious background, uses her extensive skills to help those with nowhere else to turn.

Hall of Fame professional wrestler Steve Austin invites eight elite athletes to his ranch each week to compete in head-to-head battles until only one is left standing. That man or…

Cuban Bandleader Ricky Ricardo would be happy if his wife Lucy would just be a housewife. Instead she tries constantly to perform at the Tropicana where he works, and make…

Entrepreneurs who specialize in outdoor activities pitch their visions and products to investors Jeremy Bloom, Shawn Johnson East, Craig Cooper and Dhani Jones, who see for themselves if they’re worth…

Dog behavior specialist Matt Beisner and his team help owners learn how to handle their aggressive and misunderstood animals, and rescue and rehabilitate dogs from local shelters that have been…

In this major three-part series, Chris and Xand van Tulleken uncover the latest secrets of our bodies.