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Media caption,

SuperTed started with a teddy, a tea towel and a bedtime story

Alex Jones, Fireman Sam, Rhys Ifans, Duffy, Ioan Gruffudd, Gethin Jones, SuperTed - all of these well-known faces have one thing in common.

As well as being Welsh, they all came off the production line of a TV station not widely known around the world.

Welsh language channel Sianel Pedwar Cymru (S4C), meaning Channel Four Wales, was first broadcast on 1 November 1982.

Now the channel is turning 40 amid warnings it is facing major challenges.

Hunger strike behind S4C creation

The Welshman behind Peppa Pig's voices

The famous faces of S4C's alumni

Image source, BBC/Ray Burmiston Image caption,

Alex Jones has been presenting the One Show since 2010

One Show presenter Alex Jones from Ammanford, Carmarthenshire, was a presenter on S4C's singing programme Cân i Gymru (A Song for Wales) and a number of children's shows.