Henry Czerny (/ˈtʃɛərni/ CHAIR-nee; born February 8, 1959) is a Canadian stage, film, and television actor. He is known for his roles in the films The Boys of St. Vincent, Mission: Impossible, Clear and Present Danger, The Ice Storm, The Exorcism of Emily Rose, Fido, Remember, and Ready or Not and has appeared in numerous television programs in both guest and starring roles, including a regular role as Conrad Grayson on the ABC primetime soap opera Revenge.

Czerny has received the Theatre World Award and two Gemini Awards, and was nominated for the Canadian Screen Award for Best Supporting Actor for his performance in The Other Half.

Early life and education
Czerny was born on 8 February 1959 in Toronto, Ontario, Canada, the youngest of three children to Polish Canadian parents. The word "czerny" means "black" in several Slavic languages. His father worked as a welder, and his mother worked in a bakery.

Czerny attended York University in Toronto.