Jerry Maren, credited as Elf 3 in the pie fight sequence, portrayed the lead Lollipop Guild Munchkin in The Wizard Of Oz (1939), who actually hands Dorothy the lollipop.
Mayflower Hotel, Rumplemeyers, and other landmarks in the movie were all legendary NYC locations. Most do not exist anymore.
One of the "elves" who appears in 2 separate scenes also stars in another iconic 80's Christmas movie- The Night They Saved Christmas as Dr. Fernando.
Final film of actress Lurene Tuttle.
Monsignor Donohue (Lloyd Nolan) makes reference to what little time he himself has left on Earth when speaking with Mike Halligan. Nolan himself died less than a year after this film aired on TV. This film was among his last four acting credits before his death.