The actress that plays the wife at the first home robbery is Rob Morrow's real-life wife, Debbon Ayer.
The book Alan Epps has fallen asleep reading while sitting in the hospital room appears to be a fake book, titled _Dreaming of Sean_ by one R. D. Port. The show's producers include Sean Crouch and Robert David Port. The book shows a unicorn and a crescent moon on the cover. Alan responds, "Ah, I've read better" when Don wakes and asks, "Good book?"
Don Epps hospital visitors all bring Hello Kitty balloons when they visit, totaling three.
Charlie is seen typing at a computer. The screen shows "function Dijkstra". Edsger W. Dijkstra (who died in 2002) was a famous Dutch computer scientist who was highly influential in a wide variety of areas of computer science.
The song at the end of the episode when everyone is in Don's hospital room is José González's cover of "Teardrop" by Massive Attack. Coincidentally, the original is the theme song to House (2004) (originally House M.D.), a medical drama that takes place in a hospital. González's cover was also featured in one of the episodes of House.