Would you marry a stranger? That's the format for new reality TV show. Heidi McAlpine & Anthony Miller discuss

Would you marry someone you've never met before? That's what 6 people on a new Channel 4 reality show will be doing. In "Married at First Sight" three couples will get hitched after being matched by a panel of experts.

Cameras follow the couples for six weeks. The couples then decide whether to stay married or not. Jay Hunt, Channel 4 chief creative officer, said the programme will be "a celebration of marriage". Stephen talks to commentators Heidi McAlpin and Antony Miller