The art exhibit where visitors write down secrets and put them on the wall is similar to the Post Secret community art project, a web site that features anonymous secrets mailed in on postcards.
Adam LaVorgna, who plays the present-day Joe, is only three years older than Jonathon Trent, the 1997 Joe.
The CBS press release for this episode has Becca's last name listed as Crossan. In the episode, Celeste says her last name is Abrams.
One of three episodes of the show with a murder from 1997. The others are "The Hitchhiker" and "Bad Reputation."