Star Trek Actor William Morgan Sheppard Dies At 86

British actor William Morgan Sheppard has died at the age of 86. The star of Star Trek, Dr Who and Mad Men died on Sunday January 6 in Los Angeles, California.

He leaves behind an actor son Mark Sheppard, with who he starred in several productions, including the TV series NCIS and Doctor Who's The Impossible Astronaut, where they played different aged versions of the same character.

William was born in London in 1932 and graduated from RADA in 1958. He enjoyed 12 years as associate artist with the Royal Shakespeare Company and appeared in Broadway productions of Marat/Sade and Sherlock Holmes.

William is survived by his wife and children.