Inside the Factory - Season 5 (2019)

Gregg visits a mattress factory in Leeds that 600 beds a day. Cherry learns whether there are benefits to taking an afternoon nap. Ruth investigates the origins of the modern mattress.

Gregg visits a factory that produces 200,000 canapes every 24 hours. Cherry discovers the perfect way to cook a turkey and visits a candle maker. Ruth learns the origins of Christmas traditions.

The documentary series returns with Gregg visiting a huge bakery in Cornwall that makes 180,000 Cornish pasties a day. Cherry explores the wonderful world of the onion and Ruth debunks some common Cornish pasty myths.

Gregg visits an enormous foundry in northern France that produces a cast iron pot every five seconds. Cherry visits an iron ore mine in South Africa and Ruth learns how one-pot cooking evolved.

Gregg visits an enormous factory, which produces two million tins of soup a day. Cherry compares the vitamin content of fresh and frozen vegetables. Ruth cooks an early soup and learns about the first soup kitchen.

Gregg is in Ireland at a factory producing 450,000 bottles of cream liqueur a day. Cherry is at a plant where 85% of Ireland's bottles and jars are recycled. Ruth learns about the spiritual origins of liqueurs.

Gregg is in Essex, visiting a factory that produces 400,000 fruit and nut filled treats a day. Cherry is helping with the macadamia harvest in South Africa. Ruth learns about the origins of Kendal Mint Cake.

Gregg Wallace reconnects with the McVitie's factory in Harlesden, London, who sold an astonishing 12.5 million packets in just two months during the coronavirus crisis.

The COVID-19 crisis caused a massive spike in the sales of tinned goods, and the baked beans factory upped production to deliver almost 50 million cans in just one month

In episode three, Gregg reconnects with the Walkers crisps factory in Leicester, the largest crisp factory in the world, which he visited back in 2016.

Gregg reconnects with the Typhoo tea factory in the Wirral. The coronavirus crisis caused tea bag sales to soar, and the factory has upped production to produce 109 million tea bags in a week.