Jeffrey DeMunn

Jeffrey DeMunn is an American stage, film and television actor, known for playing Andrei Chikatilo in Citizen X and Dale Horvath in The Walking Dead.

DeMunn was born in Buffalo, New York, the son of Violet and James DeMunn, and a stepson of actress Betty Lutes DeMunn. He graduated from Union College with a Bachelor of Arts in English.

Source: Wikipedia