The silent film clip of the young Maxie was actually a clip of Carole Lombard, future wife of Clark Gable.
The name of the silent screen actress and ghost in Jack Finney's original novel Marion's Wall was ''Marion Marsh''.
Final theatrical feature film of actress Ruth Gordon. Another one of her last movies that she appeared in around this time, The Trouble with Spies (1987), opened in 1987 but had actually been filmed in 1984 and shelved for three years prior to its release.
On Tuesday November 20th 1984, auditions for extras were held at Stage 18 at Laird International Studios in Culver City, California. During this interview, the male extras were asked if they were willing to cut their hair in a short 1920s style. Some extras agreed to cut their hair short while other extras did not.
The film's source novel Marion's Wall by Jack Finney was optioned for a time around the mid-late 1970s by Meredith McRae and Betty Lou Port of the Mac-Bet Productions production company according to an article published in the August 8th 1978 edition of the Hollywood Reporter.