Alexandra Lendon Bastedo ( 9 March 1946 -- 12 January 2014 ) was a British actress , best known for her role as secret agent Sharron Macready in the 1968 British espionage/science fiction adventure series `` The Champions '' .
Alexandra Bastedo ( 9 March 1946 -- 12 January 2014 ) was a British actress and activist . She was best known for her role as secret agent Sharron Macready in the television series `` The Champions '' ( 1968 ) .