Here's Jean alongside William Hartnell in a very early Doctor Who story, The Crusade (1965) as Lady Joanna, sister of Richard The Lionheart (played by fellow list alumni Julian Glover).
Add to the list Broadway actor Ron Holgate, 87 who is best known for playing Richard Henry Lee in the original Broadway cast and movie versions of "1776." He was also Milos Gloriosus in the original Broadway production of "A Funny Thing Happened On The Way To The Forum."