
S01E01 Episode 1
Tony begins his journey at the source of the Thames in Gloucestershire. He meets a professional crayfish catcher, investigates the cleanliness of the water and discovers the uses the Home Guard put the river to...
On patrol with the Metropolitan Police Marine Unit, Tony gets an emergency call-out to an unexploded bomb. At Billingsgate Fish Market, he relives his teenage years working the docks.
The actor and television presenter embarks upon a 200-mile journey from source to sea to discover what makes the Thames one of the greatest rivers in the world.