But he is best known for his work on television, most notably as the hard-boiled Mickey Spillane gumshoe on "Mike Hammer" (1984-87), a role that spawned several television movies and a spinoff series, "Mike Hammer, Private Eye" (1997-98). Television work also landed the actor an Emmy nod for his portrayal of a famous writer in the miniseries Hemingway (1988), and he continued his small-screen success with recurring roles on "Titus" (2000-02) and on the hit Fox drama "Prison Break."
Keach's most notable films include The Heart Is a Lonely Hunter (1968) and American History X (1998).