In the scene on Christmas Eve when Matt is looking at the photos of his late wife, they're actually photos of the actor and his real wife.
Because filming took place during the ongoing COVID-19 pandemic, the cast and crew were tested daily, and the kissing scenes were shot with plexiglass between the actors.
Many of the characters are named after the screenwriters' friends and family. Matt and Izzi, for instance, are the names of Tanner Bean's cats.
Some television show reference guides mistakenly list Mario Lopez, Betty White and Kelly Rowland as being among the cast.