Zoë Wanamaker is an American-British actress who has worked extensively with the Royal Shakespeare Company and the National Theatre. Wanamaker was appointed a Commander of the Order of the British Empire in 2001 by Queen Elizabeth II. She has received numerous accolades including a Laurence Olivier Award and nominations for three BAFTA Awards, and four Tony Awards.

Once in a Lifetime is a play by Moss Hart and George S. Kaufman, the first of eight on which they collaborated in the 1930s.