Charles Darwin Cooper (August 11, 1926 - November 29, 2013) was an actor who has played a wide variety of television and movie roles for over 50 years, from 1950 to 2001.

In 1958, Cooper played the outlaw Tate Masters in the episode "Twelve Guns" of NBC's western television series Cimarron City with George Montgomery and John Smith.

Played Matt Yordy in the 1961 episode "Honest Abe" of The Rifleman.

Cooper made four guest appearances on Perry Mason, including the role of murderer Philip Strague in the 1958 episode, "The Case of the Buried Clock." His final appearance in 1962 was as Ben Willoughby in "The Case of the Poison Pen-Pal."

Cooper is perhaps best remembered for his appearances in Star Trek related roles. Cooper played the Klingon Chancellor K'mpec in Star Trek: The Next Generation episodes "Sins of the Father" and "Reunion". He also played the Klingon General Korrd in Star Trek V: The Final Frontier.

His other film roles included appearances in the Alfred Hitchcock film The Wrong Man (1956), A Dog's Best Friend (1960), the comedy Valet Girls (1987), and the action film Blind Fury (1989) starring Rutger Hauer.

[ Source: Wikipedia ]