The financial advisor asks Sue if she and Ralph are married, to which they both reply "gross." In the comics, the two of them are married.
Rag Doll's abilities are far more advanced than in his previous appearances. In his previous appearances, the producers wanted to show off Troy James doing his own stunts, thus keeping CGI to an absolute minimum so the audience could watch the contortionist act.
Carver's apartment is the same one used for Kingpin's condo in Netflix's Daredevil series.
There is a mention of Prince during the episode that aired on the fourth anniversary of his death.