Icy rocks and unpredictable waters force the remaining participants to decide if their desperate need for fat is worth taking dangerous risks. One participant is faced with a deadly predator threat and braces to fight for his life.

Ike's mean twin brother Mike pays him a visit and asks for a life-changing favor. Meanwhile, the crew takes DNA tests, Granny discovers his Jewish heritage and Terry is devastated to learn that Lucy's genes are more Penisi than McConky.

Jimmy welcomes actor Matthew McConaughey plus an interview with and musical performance by Jaden Smith.

Haunted by nightmares and afraid of his newfound powers, Rasmus voluntarily confines himself at Apollon. Simone ventures beyond the wall.

Before the Doom Patrol can answer a call to save the world from The Candlemaker, they must first battle long-forgotten imaginary friends.

After Five travels to 1982 to carry out his new mission, the siblings face a flurry of difficult decisions. Carl issues a warning to Vanya.

The LAPD search Mike's house. As Allison tries to prove her and Mike's innocence, Pearl gets a call from a witness who claims they want to help.

Ensign Tendi has her first day of work on Starfleet's U.S.S. Cerritos, where she meets fellow support crew members, Ensigns Mariner, Boimler and Rutherford. Meanwhile, Boimler is tasked with a secret special assignment and Rutherford attempts to keep his dating life intact while a sci-fi disaster strikes the ship.

Jimmy Carr hosts as Jon Richardson and Tom Allen take on Sean Lock and Rosie Jones. With guest Adam Riches as Sean Bean, plus experts Susie Dent and Rachel Riley.