Television, film actor
His father is Dan Blocker
Younger brother of producer David Blocker.
Ex-brother-in-law of Debra Dusay , Joanna Lipari.
Youngest of four children. He has twin sisters, Debra Lee and Danna Lynn, four years older, and a brother, producer David Blocker , who is two years older.
Began appearing in American television in 1974, acting on the "Marcus Welby, M.D." episode, "Marcus Welby, M.D." {Out of Control (#5.22)} , at the age of sixteen. His father had died two years earlier.
One of his earliest TV roles was on the "Little House on the Prairie" episode, "Little House on the Prairie" {School Mom (#1.9)} , which starred his fathers "Bonanza" co-star, Michael Landon.
Dirks birth name, Dennis, was given to him in honor of his fathers best friend since college, Dennis Reed, a high school drama teacher in San Gabriel, California.
Son-in-law of Jacques Aubuchon.
Brother-in-law of Remi Aubuchon. Dirk is married to Remis sister, Danielle Aubuchon.
