TV Guide BBC Two Wednesday

Mary Berry is joined by broadcaster Alex Jones and they celebrate how Mary's friends and family, as well as the viewers, have been at the heart of her cooking for 60 years. Together, they cook a cheesy mushroom and spinach lasagne, a reinvention of Mary's 1970's chocolate cake, her husband Paul's favourite cheesy nutter snacks, and her Victoria sandwich

David explores the contested histories and modern hybrid identities that were left behind when, after four centuries, the British Empire finally came to an end, just decades after reaching its maximum size in the wake of the First World War. He also reveals how members of his own family were connected to the Empire as both colonisers and colonised, showing that this controversial and complex story is in many ways a messy and shared history

Presenter and broadcaster Moira Stuart and star of the stage and screen Aled Jones face off in a battle of antiques in Kent. They're joined by experts David Harper and Serhat Ahmet. Moira shocks and surprises David with her eclectic, unorthodox choices and haggling tactics. Aled and Serhat find common ground with sport and music

Andi Oliver hosts the start of finals week, which sees the eight successful chefs from all corners of the UK returning in a bid to win a course at the banquet celebrating great Britons of the past. First up are the vegan starter courses, with judges Tom Kerridge, Lorna McNee and Ed Gamble joined by film director Gurinder Chadha to choose the winner

Liz explores the South American coastline, one of the most populated regions of the Caribbean, and starts with her ancestral home of Trinidad and its carnival. Liz also searches for the rare white-fronted capuchin with the help of the Trinidad Field Naturalist Club, and finds out about the ancient tradition of keeping songbirds

Bob and Paul head to Herefordshire to try to land a perch, a fish that has frustratingly eluded them for a long time. Bob is determined to show Paul he has what it takes and has learnt the necessary skills to land one of these very special fish, and also an opportunity to return to the Wye, one of his favourite rivers

Daisy invites Charlie to join her at an art deco Everyman cinema, originally built in 1937, just outside the famous city walls of York, said to be the most haunted city in Europe. The building retains many of its original features and perhaps even some of the original inhabitants, particularly those who may have enjoyed watching the latest film releases back in the day. Later, they head to the Golden Fleece pub, overlooking the Shambles in the heart of historic York, which is reported to be home to a variety of ghosts, including a Second World War Canadian airman

Antony Costa, Gaz Choudhry, Ginger Johnson, Katie McGlynn and Uma Jammeh have their cooking capabilities pushed even further as chef Karan Gokani, creative director of Hoppers restaurants, teaches them how to deliver one of his technically challenging recipes. After that, they are left to serve up a main course and a dessert of their own choosing - aware that for one of them, this will be their last time in the kitchen. Hosted by Grace Dent and John Torode

The remaining four celebrity cooks pair up for a challenge in which both duos must deliver two plates of food that look and taste identical. But with only one of each team having access to the recipe, communication is key. Then it's back to cooking solo as they serve up two courses for a panel comprising former Celebrity MasterChef champions Lisa Faulkner and Angellica Bell and finalist Danny Jones. Presented by Grace Dent and John Torode