Final credited film appearance of Marian Mercer. She would however continue making appearances on television until 2000.
The movie re-unites Ferris Bueller's Day Off (1986) lead actors Matthew Broderick and Jeffrey Jones, the only occurrence to date.
There was a real-life pair of twins who were both named Jim: just do a Google-search with the words, "Twins Separated At Birth Reunited To Find They'd Led The Same Life" for articles about them.
The standard version of the movie leaves out much of the "main title" scene --- i.e., where Bill and Heidi are stuck in a tree and Bill drops his cell phone that lands in a rather inaccessible spot on the tree (as in, it's positioned "out on a limb"), then begins ringing.
The Joe Diffie music video "Prop Me Up Beside the Jukebox" utilizes the same "bringing a dead guy into a bar" routine. The song was released in 1993, just a year after this movie was released.