Sloan Sabbith speaks Japanese several times during this episode. This is real, actress Olivia Munn spent her childhood in Tokyo and minored in Japanese in college.
This episode shares a similar plot line with the episode "Night Five" of "The West Wing", also written by Aaron Sorkin. Both episodes center around a main character talking with a therapist after a bout of sleep deprivation about their relationship with their abusive father.
First of three appearances this season by David Krumholtz playing Will's 29-year-old doctor. (Krumholtz was actually 34 when he appeared in the show.)