Final acting projects for both Ruth Roman and Kathryn Grayson. They would however live until 1999 and 2010 respectively.
When Sheriff Metzger and Jessica are in his car going to Ideal's house, he tells Jessica about Ideal calling him about her cat being stuck in a tree. This is a call back to the Season 4 episode, "If It's Thursday, It Must Be Beverly".
In the very last scene, the mailbox that Seth leans on bears the last name "Thane". This is a reference to the Season 3 episode, "Simon Says, Color Me Dead". Thane is the victim's last name in that episode.
Angela Lansbury starred in the original production of Stephen Sondheim's Anyone Can Whistle, where she played the mayor of a small town.