Biff Elliot (born Leon Shalek; July 26, 1923 – August 15, 2012) was an American television, stage, voice, radio, and movie actor. He is best known for his role as Mike Hammer in the 1953 movie I, the Jury, and as his guest appearance in the Star Trek episode "The Devil in the Dark".
Elliot was born Leon Shalek on July 26, 1923 in Lynn, Massachusetts to Jack and Susan Elliot, he served in the army and later attended the University of Maine. After he graduated in 1949 he began acting and later appeared in 100 of movies and television programs, his career began and known after his role in I, the Jury in 1953.
Elliot was married to Betty Dole from 1948 until her death in 1974. He lastly married Connie Elliot from 1977 until his death in 2012. Elliot died on August 15, 2012 in his Studio City, California home from natural causes, he was 89 years old.