Fifty Shades of Grey Matter - S2-E11
Trivia: Liv listens to an audio erotica novel which is read by actress Kristen Bell. Liv replies "I always felt a kind of connection to her." iZombie was created by Rob Thomas, who also created the series Veronica Mars which starred Kristen Bell.
Trivia: When questioning the murder suspect Liv notices and comments that he recently visited Hearst College. This is the same fictional college that was featured in Veronica Mars (creator Rob Thomas also created this show).
All's Well That Ends Well - S5-E13
Trivia: Rob Thomas created iZombie. Liv is telling Ravi and Clive via cell phone texts that the woman next to her recognizes her on the plane. Liv said the woman thinks she is Kristen Bell from the Good Place. Kristen Bell is actually the actress who is in another Rob Thomas show called Veronica Mars. (00:05:30)
Death Moves Pretty Fast - S5-E5
Trivia: When Harris is giving Amy the syringe in the velvet lined jewelry box, she goes to grab it. Harris pretends to slam it quickly on her fingers. She laughs hysterically. This scene is an homage to Pretty Woman when the same scene plays out between Richard Gere and Julia Roberts. (00:31:00)
Real Dead Housewife of Seattle - S2-E3
Trivia: Liv says to her roommate "a long time ago we used to be friends," talking about her former roommate Peyton who is now back in Seattle. This is a direct homage to the lyrics to the theme song from Veronica Mars (created by Rob Thomas, who also created iZombie).