Season 4

A task involving cleaning cars is a washout for someone whose dreams of becoming Sir Alan's apprentice are expunged at the first hurdle. Panellists including multimillionaire businesswoman Gill Fielding, comedian Rufus Hound and TV presenter Carol Vorderman endeavour to find out what went wrong, and cast their eyes over the rest who are left to fight it out for the top job.

Meet the one who bit off more than they could chew when the candidates had to cater for city clients. The panel includes Masterchef's Gregg Wallace and Sir Alan's aide Nick Hewer, who question the one who went from the frying pan into the fire and cast their eyes over the ones who are left to fight another day.

Meet the latest person to encounter problems in Sir Alan's boardroom. Bra millionaire Michelle Mone, DJ Trevor Nelson and journalist Carole Malone pick over the bones of what went wrong and reveal who they think will be in it for the long run.

The week's task involved creating and selling an innovative beauty product - as it turned out, not an easy feat for the wannabe apprentices. For a full postmortem of their performance, the most recently despatched candidate joins Adrian Chiles, comedian Andy Parsons, Sarah Halton, chief executive of Molton Brown, and Jo Elvin, editor of Glamour.

The week's task of creating a new character and advert for a children's cereal proved crunch time for yet another candidate. They join comedian Jenny Eclair, retail guru Mary Portas, and the Chief Executive of Saatchi and Saatchi Fallon, Robert Senior, to chew over what went wrong.

It is time to meet the candidate who is counting the cost of failure after being tasked with pricing and selling ten disparate items. Comedian Al Murray, Antiques Roadshow expert Hilary Kay and American financial guru Alvin Hall get to the bottom of what went wrong, as well as putting a value on the remaining candidates.

Meet the latest unlucky candidate to fall foul of Sir Alan, by selling themselves short in a task to select and sell new innovative products to retailers. Dissecting this week's Apprentice are comedian Ruby Wax, journalist Mark Frith and millionaire businesswoman Kavita Oberoi. They also place their bets on who could eventually be Sir Alan's Apprentice.

Meet the candidate for whom a task to rebrand Margate proved to be their Waterloo. Delving into what went wrong are broadcaster Clare Balding, comedian Jason Manford and Visit London's marketing director Martine Ainsworth-Wells. They will also be placing their bets on who is on course to win the race to become Sir Alan's Apprentice.

Meet the candidate who, in a task to select products at The Baby Show, fell on the nursery slopes. Counting the cost of what went wrong are comedian Hugh Dennis, singer and performer Michael Ball and the MD of JoJo Maman Bebe, Laura Tenison.

Meet the candidate who, in a task involving selling products on a TV shopping channel, failed to impress the boss. Counting the cost of what went wrong are Sir Alan's aide Margaret Mountford, comedian Rufus Hound and shopping channel owner Hasfa Abubacker.

Meet the candidate who was grilled to a crisp by Sir Alan's associates and will rue the day they got so near, yet so far. Getting to the bottom of what went wrong are multi-millionaire businessman James Caan, comedian Jo Brand and columnist Jane Moore. They'll also be revealing who they back to be Sir Alan's next apprentice. Credits

Adrian Chiles is joined by this year's winner, runner-up and a panel including Jonathan Ross, Ruby Wax and lingerie tycoon Michelle Mone to discuss his final decision. The fired candidates also return along with Sir Alan's advisers Nick Hewer and Margaret Mountford to congratulate the successful contestant and recall the show's best and worst moments.