The Code is back! Apply now to be a contestant. Posted on 13th October 2016 at 2016-10-13T11:56:29+01:000000002931201610. Written by Quiz Britain Calling all quizzers!!! We are on the hunt for contestants for bbc1’s returning quiz show The Code. Think you can crack it for the chance to potentially win a lot of money? Then get your application forms in now!