This is the first and last time that Piper's father, played by Bill Hoag, comes to visit her while she's in prison.
It is revealed that Big Boo's first name is Carrie. Previously it was revealed that her surname is Black, so name is Carrie Black.
This is the first appearance of Danny Pearson.
This is the first appearance of Judy King.
This is the first appearance of Jack Pearson.