A series of lectures on costume design related to “Downton Abbey” and other TV and movie productions are offered at Winterthur this fall. In addition to the British period piece, the lecture series will feature costume designers linked to “Mad Men,” “Saturday Night Live,” “Captain America: The Winter Soldier,” “The Hunger Games,” “True Blood,” “Deadwood” and Netflix’s “House of Cards.”

Oct. 26, 11:30 a.m. and 2:30 p.m. — “Behind the Seams: Perspectives on Costume Design of Downton Abbey,” featuring “Downton Abbey” costume designers Susannah Buxton and Caroline McCall.