[Diana Rigg, Alec McCowen and Robert Eddison during a rehearsal for "The Misanthrope".]

[Diana Rigg, Alec McCowen and Robert Eddison in "The Misanthrope".]

[Alec McCowen, Diana Rigg and Robert Eddison.]

[Cast of "The Misanthrope" during rehearsal.]

[Rehearsal for "The Misanthrope".]

[Alec McCowen, Robert Eddison and Louie Ramsay rehearsing for "The Misanthrope".]

[Alec McCowen, Robert Eddison and Louie Ramsay rehearsing for "The Misanthrope".]

[Martin Vidnovic and Diana Rigg rehearsing for "Colette".]

[Martin Vidnovic and Diana Rigg in a dress rehearsal for "Colette".]

[Martin Vidnovic and Diana Rigg in a dress rehearsal for "Colette".]

[Diana Rigg at a dress rehearsal for the title role of "Colette".]

[Diana Rigg rehearsing for the title role of "Colette".]

[Marta Eggerth and Diana Rigg in a dress rehearsal for "Colette".]

[Joan Plowright with director Franco Zeffirelli during a rehearsal for "Filumena".]

[Robert Morse, Elaine Joyce and Tony Roberts in rehearsal for "Sugar".]

[Rehearsal for "On the Twentieth Century".]

[Rehearsal for "Scratch".]

[Diana Rigg and Marta Eggerth in a dress rehearsal for "Colette".]

[Rehearsal for "Scratch".]

[Jule Styne, Robert Morse and Tony Roberts at rehearsal for "Sugar".]