Trivia

When he was summoned to a hearing of the Un-American House Activities Committee, he not only refused to name names but also offered an acting critique of the previous witness. He was promptly blacklisted and did not work in films or television for 12 years.

Served in the United States Navy during World War II.

Kirk Douglas sought Corey's advice about playing the title role in Spartacus (1960).

Jeff Corey is one of the Actor's Studio's original alumni.

For a very long time, Jeff Corey and Charles Conrad (who had come from NYC where he had been Sanford Meisner's "Neightborhood Playhouse" chief assistant) were the two main and most prestigious acting teachers based in Hollywood.

He was a master acting teacher of Improv, Characterization and the art of subtext.

Was good friends with Pat Boone.

Appeared in Butch Cassidy et le Kid (1969), its prequel, Les Joyeux Débuts de Butch Cassidy et le Kid (1979), and the TV series inspired by the original Butch and Sundance film, The Day the Amnesty Came Through (1972).

Children: daughters Eve, Jane, Emily.