The last name Wantanabe is taken from a Marvel comics letterer.
According to Edgar Lansbury's book "The Magic of Believing A Lansbury Family Memoir" 16 year old Patrick McNee played Orlando to 13 year old Angela Lansbury's Audrey in a school production of As You Like It at the Webber Douglas School of Singing and Dramatic Art. In addition to one other episodes of Murder She Wrote, they also worked together in a 1958 episode of Playhouse 90 entitled "Verdict of Three"