- Liv refers to her zombification when out of brains as going George A. Romero, who is the director of the movie Night of the Living Dead (1968). Liv is seen buying the movie's DVD early in the episode.
- Liv refers to 28 Days Later to explain how is her full-on zombie mode.
Brother, Can you Spare a Brain?
- Clive calls Liv's colorful description of the sex Javier was having Fifty Shades of Psychic.
- The episode title makes a reference to "Brother, Can You Spare A Dime?", one of the best-known American songs of The Great Depression.
- Major accuses Liv of being a Pod Person.
- Blaine says the first rule of Brain Club is you don't talk about Brain Club.
The Exterminator
- The title is a shout-out to the movie The Terminator.
- "First rule of Brain Club, you don't talk about Brain Club".
- The emcee for the trivia contest is in a Jeannie costume.
- One of the comic book title cut is Driving Miss Crazy
- The title of Clive's and Liv's trivia team is "Piggy and the Brain".
- When Liv eats another piece of Martin's brain, she explains that when Popeye faces Bluto, he has to eat his spinach.
- Clive describes Liv's insights as "Good Vibrations".
- Ravi starts quoting Spider-Man but is cut shortRavi: With great power comes...
Liv: Do not! Seriously.
Liv and Let Clive
- The title is a allusion to the famous quote "Live and Let Live". Due to subject matter and rhyme, it could also be construed as an allusion to the James Bond movie "Live and Let Die" (which is itself alluding to the original phrase).
- "He was just this junkie who’s always yelling at us ‘are we having fun yet?’.
- Clive describes Liv's life as the whorey version of Memento.
Flight of the Living Dead
- Title is a shout-out to George A. Romero's movie Night of the Living Dead (1968).
- Ravi name-drops Keyser Soze.
- Carson mentions Tony Soprano
- Warm Bodies is mentioned when Liv is talking with a suspect.
- There's mention of a homeless man constantly shouting "Are we having fun yet?", the desperate catch phrase of Rob Thomas's other show Party Down.
- Seattle PD uses a dry-erase board with open homicide cases in red, just like the Baltimore PD in Homicide: Life on the Street
Virtual Reality Bites
- The title is a reference to the movie Reality Bites.
- "Great. I just ate Homer Simpsons' brain."
Maternity Liv
- "This is what Rumpelstiltskin carves for you after you promise him your first born."
- "Look, Beetlejuice. I don't remember saying your name three times, so stay the hell out of my business."
Dead Air
- Lowell tells Liv "We can't all pull off the ethereal Tinker Bell look", referencing Rose Mciver's previous role on Once Upon a Time.
- Jane compares her and Sasha's dynamic with Liz and Jenna's from 30 Rock.
Patriot Brains
Mr. Berserker
Astroburger
Dead Rat, Live Rat, Brown Rat, White Rat
- One of the members of the ban compares their situation to I Know What You Did Last Summer, saying that she watched it and knows what she should be doing in that situation. Being that the episode is a Whole-Plot Reference to the movie, it's justified.
Blaine's World
- Liv gives Clive a "Good God, Lemon!", Jack Donaghy's Catchphrase from 30 Rock.
Zombie Bro
Real Dead Housewives of Seattle
Even Cowgirls Get the Black and Blues
Love & Basketball
- Ravi continues his trend to name rats after Star Wars references and calls one of them "Bobba Ratt".
- The Comic Panel Titles include:
Max Wager
- When an upbeat Major comes to view, Peyton looks at Ravi and questions "Body Snatchers"
- The Comic Panel Titles include:
Abra Cadaver
The Hurt Stalker
Cape Town
Method Head
Fifty Shades of Grey Matter
- The title is a reference to the book Fifty Shades of Grey, which is an erotic book much like the victim wrote.
Physician, Heal thy Selfie
The Whooper
Eternal Sunshine of the Caffeinated Mind
- The title refers to the movie Eternal Sunshine of the Spotless Mind.
He Blinded Me... With Science
Pour Some Sugar Zombie
- The title is a song by Def Leppard, "Pour Some Sugar On Me".
- When Peyton moves back to Liv's apartment, They mention that, if Ravi and Major moved closer, they could be like the characters from Friends, including comparing Major and Liv's situation to the Ross and Rachel romance.
- Liv sarcastically compares the hair of a stripper to Ariana Grande.
Reflections of the Way Liv Used to be
Dead Beat
Salivation Army
Zombie Knows Best
- Major on Teenage Girl Brain elects Katy Perry's "The One That Got Away" as Peyton and Ravi's song.
- Later, Liv on Dad Brain calls Major's music "Miley-Perry-Gomez" when she doesn't know who made the song he is playing.
Eat, Pray, Liv
- The title refers to the book Eat, Pray, Love.
- At the start, Ravi and Major are clearly playing Dying Light.
Spanking the Zombie
Dirt Nap Time
Eat A Knievel
- The title refers to the famous stunt artist Evel Knievel.
Twenty-sided, Die
- The group of D&D the main characters created was dubbed by Peyton and later by Liv as Fellowship of the Dorks.
- Peyton uses the name Brangelina Darksbane for her D&D character.
- It's briefly mentioned that the girl among the suspects is a Twilight fan and that's where Steve's Goth persona comes from.
Return of the Dead Guy
- The title is likely a reference to Return of the Living Dead
- Or, more likely, a reference to Return of the Jedi
- At one point, one of Blaine's workers compares their situation to being Oompa Loompas and he thought it would be like getting the golden ticket
- At one point, Liv suggests to Peyton and Clive to listen to Dark Side of the Moon until they really understand it. Clive, however, start to explain the themes of greed and mental illness surrounding the album.
- When the witness accuses Liv of being a mutant with ninja-like skills, Peyton ridicules it by asking if she had a round shell and wanted pizza.
Conspiracy Weary
- Double as Call-Back, but one of the comic book cuts was titles "Finnegan's Wake-up Call", a reference to the song "Finnegan's Wake", by The Irish Rovers, which was the song the now dead fellow soldier sung in "Eat A Knievel".
- Another one is called "Sweet Dreams(aren't made of this)", referencing the Eurythmics song.
- Under Conspiracy Brain, Blaine, Liv and Don E. debate over the truth about Tupac Shakur and The Notorious B.I.G.. Particularly whether Tupac died.
- On the same vein, they later start debating if Tom Cruise is a zombie.
- Clive does this twice when talking about Liv's new looks and personality as a Rich Bitch.
- He calls her Miss Daisy when she tries to get him to drive for her while she's in the back.
- He later says to a witness that he should remind of her from Murder, She Wrote
- Liv tells Clive "You know nothing Clive Babineaux".