In her first appearance as Jack's mother, Elaine Stritch won an Emmy Award for Outstanding Guest Actress in a Comedy Series.
Colleen Donaghy refers to Liz as "Shark Eyes" - earlier in the season Jack says that he likes Liz's "Black Shark's Eyes".
Jack's middle name is revealed as "Francis".
Frank's trucker hats read "Force Field" and "Alien Knight Force".