Episode 4

From athletes and actors to tattoo artists, social workers and musicians - a diverse mix of teams will need to utilize their street smarts and savvy know-how to compete in the race of their lifetime.

Ironheart follows Riri Williams, a 15-year old engineering genius attending Massachusetts Institute of Technology. Riri builds a suit based on Iron Man's armor and takes up the name Ironheart.

Eighteen to twenty castaways will compete against each other on Survivor. All castaways will compete to outwit, outplay, outlast and ultimately be crowned Sole Survivor.

Set in Toronto at the dawn of the 20th century, Murdoch Mysteries is a one-hour drama series that explores the intriguing world of William Murdoch, a methodical and dashing detective who pioneers innovative forensic techniques to solve some of the city's most gruesome murders. Murdoch's colleagues include the love of his life, coroner and psychiatrist Dr. Julia Ogden, a staunch ally who shares the detective's fascination for science; Constable George Crabtree, Murdoch's eager but sometimes naïve right-hand man; Inspector Brackenreid, Murdoch's skeptical yet reluctantly supportive boss; and coroner Dr. Emily Grace, Dr. Ogden's protégé.

In Watson a year after the death of his friend and partner Sherlock Holmes at the hands of Moriarty, Dr. John Watson resumes his medical career as the head of a clinic dedicated to treating rare disorders. Watson's old life isn't done with him, though — Moriarty and Watson are set to write their own chapter of a story that has fascinated audiences for more than a century. Watson is a medical show with a strong investigative spine, featuring a modern version of one of history's greatest detectives as he turns his attention from solving crimes to addressing the greatest mystery of all: illness, and the ways it disrupts our lives.