Diana Rigg  (20 July 1938  10 September 2020)appeared in numerous tv series and films, including Evil Under the Sun (1988) and You, Me and the Apocalypse (2015)
She appeared in numerous TV series and films, playing Helena in A Midsummer Night's Dream (1968); Lady Holiday in The Great Muppet Caper (1981) and Arlena Marshall in Evil Under the Sun (1982). 
