Bakers attempt three challenges each week trying to impress the judges enough to go through to the next round and eventually are crowned Britain's best amateur baker.
Runtime: 60
Starts: Paul Hollywood, Prue Leith, Noel Fielding, Mary Berry, Sue Perkins, Mel Giedroyc, Matt Lucas, Frances Quinn, Beca Lyne-Pirkis, Sandi Toksvig, Ruby Tandoh, Ian Cumming, Brendan Lynch, Chigs Parmar, Nadiya Hussain, Kimberley Wilson, James Morton, John Whaite