This episode marks Abraham Benrubi's (Jerry Markovic's) first appearance in 3 years since Getting to Know You (1999). His character states that he has "come out of retirement".
This episode is David Brisbin's final appearance as Dr. Alexander Babcock after performing in 19 episodes. Brisbin is the real life husband of Laura Innes (Dr. Kerry Weaver).
Abby's black eye changes sides going from the left eye to her right eye from her apartment,to the hospital. This is inaccurate. In her apartment, Abby was looking in the mirror, which is why it appears the bruised eye switched.