Iolo Williams

★ 9.3

Springwatch

2005

★ 8.2

Winterwatch

2013

★ 9.5

Autumnwatch

2007

★ 9.5

Autumnwatch

2007

★ 10.0

Wild Wales

2010

★ -

Rugged Wales

2012

★ 7.7

Iolo's Secret Life of Birds

2010

★ -

Iolo's River Valleys

2025

★ -

Iolo's Great Welsh Parks

2013

★ -

Iolo's Borderlands

2023

★ -

Iolo's Anglesey

2022

★ -

Iolo: A Wild Life

2024