In the opera Don Giovanni that is prominently featured in this episode, two of the key figures are Donna Elvira and Donna Anna. Both suffer from charismatic but also licentious and abusive nobleman Don Giovanni. The role names Elvira (Cortez) and Anna (Hammond) are clear references to the opera's libretto.
When Max and Miranda visit the morgue, the new coroner is listening to heavy metal, the song is called '...And Hell Followed With Him' by IKILLYA.