Season 15

Riyadh Khalaf, Shyko Amos, John Barnes, Jeff Brazier, Baga Chipz, Phil Daniels, Karen Gibson, Gethin Jones (withdrew due to illness), Amar Latif, Lady Leshurr, Dominic Littlewood, Judi Love, Felicity Montagu, Judy Murray, Matthew Pinsent, Sam Quek, Crissy Rock, Thomas Skinner, Myles Stephenson and Pete Wicks.

The four remaining contenders face two more culinary challenges as they battle for a place in the semi-finals. First they are split into two groups for a test of teamwork and communication. One duo has to master John Torode's dim sum selection, and the other his spiced duck noodle broth. Then, the celebrities' team work skills are pushed to the extreme as they are faced with their first Mass Catering Challenge, cooking lunch for over 100 staff at Acton Works - the central hub for repairs and upgrades to London Underground trains.

The battle for the first two semi-final places in this year's competition reaches its climax, as the four remaining celebrities are tasked with cooking a faultless two-course meal that will not only be judged by John Torode and Gregg Wallace, but also by three previous contenders - Olympic long-jumper Greg Rutherford, and TV personalities Vicky Pattison and Dom Parker. All three know what it takes to get through this competition and are in for a treat as their successors pull out all the stops to try secure their semi-final place. For those who don't cut the mustard, the journey ends here.

Actor Phil Daniels, drag artist Baga Chipz, hockey player Sam Quek, conductor Karen Gibson and TV presenter Dominic Littlewood contest the second week of heats.

The remaining four celebrities face two more culinary challenges, as they compete for a place in the semi-finals.

The four contestants must cook a faultless two-course meal for John, Gregg and three previous Celebrity MasterChef finalists. Only three will make it to the semi-finals.

Felicity Montague, Lady Leshurr, Amar Latif, Gethin Jones and Jeff Brazier compete in the third week of heats.

The four remaining famous faces tackle two more culinary challenges as they compete for places in the semi-finals.

John Torode and Gregg Wallace decide which of this week's celebrity contestants are worthy of a place in this year's semi-finals. The challenge is to cook a faultless two-course meal for John, Gregg and three previous Celebrity MasterChef champions: Phil Vickery, Lisa Faulkner and John Partridge.

Judy Murray, Riyadh Khalaf, Matthew Pinsent, Pete Wicks and Crissy Rock compete in the final week of heats, with two more semi-final spots up for grabs.

The remaining four celebrities face two more culinary challenges, as they battle for a place in the semi-finals.

With two semi-final places on the line, the remaining four celebrities cook a two-course meal for John, Gregg and three former Celebrity MasterChef finalists: Angellica Bell, Les Dennis and Spencer Matthews.

With eight cooks remaining, it's time for the first semi-final.

The semi-finals continue with the last six chefs facing a challenge set by one of the country’s most popular chefs, Aldo Zilli.

After five weeks of gruelling challenges, three chefs have reached this year's final.