Jessica ( Angela Lansbury ) and William Readford ( Hurd Hatfield ) can be seen gazing at a full-length portrait of Evangeline much like the full-length oil portrait of Hurd Hatfield in the famed Oscar Wilde movie The Picture of Dorian Gray (1945) in which Hatfield and Lansbury both starred together.
Jean Vander Pyl, the voice of Wilma Flintstone, has a cameo appearance in the opening scene, playing a fan requesting an autograph.
Harry's name is revealed to be 'Harlan A. McGraw'.
The title is from the old proverb: "One good turn deserves another."