The semifinals begin in Los Angeles where the competing ninjas face up to 6 challenging obstacles and race head-to-head for a spot in the national finals.

The stakes are higher than ever as Charity travels across the country to meet the families of her remaining men, hopeful the visits will offer clarity.

The remaining teams of classically-trained and self taught bakers continue to battle for a spot in the semifinals. During the safety round, Yolanda and Curtis are left in the dark about the mystery dessert, piecing together the clues alongside the contestants. Then, in the elimination round, the teams must construct their most complicated cake yet, chosen by guest judge Chef Richard Blais.

It's five years since we last saw the Worsleys, with Paul and Ally on the verge of splitting, and Jim and Jackie in turmoil. Things are no less dramatic now as Luke and girlfriend Maya drop a bombshell at Christmas dinner that will change everyone's lives forever.

As timelines collide, friendships implode, new evidence emerges and the shocking truth is revealed ... in more ways than one.

Amy and Kif's children emerge from an alien swamp.

Sid and Freya visit Freya's parents. Morris and Tai share an intimate evening together.

The reality of Luke's announcement hits, and Paul and Ally worry about the decision he and Maya have made and whether they should support them. As a New Year starts, the Worsley family gather together with Maya's family, united in their love and worry.

Aziraphale's good deed of picking up a hitchhiker on his way back to Soho, proves to be a serious mistake. In 1941 Crowley and Aziraphale encounter some surprising adversaries, old and new, as the Nazi spies who almost entrapped Aziraphale return as Zombies from the dead, intent on preventing him from attempting a Bullet Catch on the West End Stage.

A high-risk plan to get Scheyla out of prison may cost Nando - and Rita - everything. Doni looks out for fresh new hip-hop talent for VA Records.

With the help of Drew, the gang makes a daring plan to retrieve The Core, but their loved ones' lives hang in the balance.

Cashews are the perfect meal

Feeling helpless as Robby's condition worsens, Mo wishes she had never touched the Emberstone. Quintus Prime shows the young hero that because of her, the world is a better place.

Dimitri tells Ari what he knows about Esvet's parents. An office cleaner helps Peyami after he has a meltdown. Mustafa sees a face from his past.

Quiet closes in on her search for revenge. John finds himself incapacitated. Sweet Tooth wreaks havoc during his road tour.

When a married couple visits a swingers' club, the wife quickly becomes the life of the party, leading her husband to seek out an illegal aid.

DI Jack Caffery accepts the Walking Man's mission - he must find the dog's owner, but his past gets in the way. The Anchor-Ferrers' home invasion takes a terrifying twist.