Neil Flynn guest stars as one of Paul's (Harrison Ford) patients. Flynn appeared in The Fugitive as one of the cops chasing Harrison Ford in the subway.
Christa Miller (Liz) and Neil Flynn (Raymond) both starred together in Scrubs (2001) also written by Bill Lawrence. Zach Braff directed the previous episode and was also a star of Scrubs.
Harrison Ford (Paul) and Neil Flynn (Raymond) also starred together in the Fugitive (1993) and Indiana Jones and the Kingdom of the Crystal Skull (2008).
The scene from The Fugitive (1993) in which Neil Flynn is chasing Harrison Ford was featured in My Friend the Doctor (2003), which starred Flynn and Christa Miller and was created by Shrinking (2023) co-creator Bill Lawrence.