tv/ movies: what soap star was originally cast as the lead in cleopatra in 1963?

Questions

Soviet Party Congress unanimously approves a resolution removing Josef Stalin's body from Lenin's tomb in Red Square.?

USSR Kosmos 186 and 188 make first automatic docking. Also, Venera 13 is launched.?

Muhammad Ali KOs George Foreman in 8th round in Kinshasa, Zaire.?

22nd Space Shuttle Mission, Challenger 9, is launched carrying eight crewmen (2 Germans, 1 Dutch).?

Martin Luther posts his 95 Theses, begins Protestant Reformation.?