Iain Armitage

Iain Armitage is an American child actor and theater critic. He is best known for his starring roles as Ziggy Chapman in Big Little Lies and as Sheldon Cooper in Young Sheldon.

Young Sheldon
Big Little Lies

Paw Patrol: The Movie
Scoob!

The Glass Castle

The Big Bang Theory · S12, E10

The VCR Illumination

Sheldon and Amy are still down about their theory being disproven, but a VHS tape from Sheldon’s past inspires him to not give up. Also, Bernadette turns into a pageant mom when she tries to help Howard ace his Magic Castle audition. Special guest stars include Young Sheldon’s IAIN ARMITAGE, LANCE BARBER and MONTANA JORDAN. CHRISTINE BARANSKI returns as Leonard’s mother, Beverly.
Law & Order: Special Victims Unit · S18, E8

Chasing Theo

The case of a 6-year-old boy who disappeared from his bed in the midst of his mother's wild, drug-fueled party causes Benson to think about her own role as a mother.

Ghostwriter