These two FBI agents investigate the paranormal in the series.
Fox Mulder and Dana Scully
This FBI agent becomes the central investigator of the Fringe Division.
Olivia Dunham
This Secret Service agent is assigned to Warehouse 13 after saving the President.
Pete Lattimer
This small Indiana town is home to the strange events in the series.
Hawkins
This centuries-old establishment secretly protects the world's most powerful magical artifacts.
The Library
Before joining the X-Files, Dana Scully was trained as both an FBI agent and in this medical profession.
Physician
This brilliant but eccentric scientist is released from a psychiatric hospital to help investigate Fringe cases.
Walter Bishop
This brilliant Secret Service agent partners with Pete at Warehouse 13.
Myka Bering
This mysterious girl with psychokinetic powers is known primarily by a number rather than a name.
Eleven
This former NATO counter-terrorism agent serves as the Librarians' Guardian.
Eve Baird
This famous slogan appears on a poster in Mulder's office.
"The Truth Is Out There."
This alternate universe Fringe agent infiltrates the prime universe while impersonating her counterpart.
Fauxlivia
The Warehouse stores these mysterious historical objects with extraordinary powers.
The Artifacts
This parallel dimension is home to the Demogorgons and other terrifying creatures.
The Upside-Down
This extraordinarily intelligent man with over 20 advanced degrees becomes the newest Librarian.
Flynn Carsen
This shadowy government figure is primary human antagonist throughout much of the series.
The Cigarette Smoking Man
These bald, emotionless beings observe history while avoiding interference, at least initially.
The Observers
This caretaker and mentor oversees Warehouse 13 for much of the series.
Artie Nielsen
This sinister entity controls much of the Upside Down and serves as the main antagonist for much of the series.
The Mind Flayer
This ancient secret society serves as the primary recurring enemy, seeking to unleash magic upon the world.
Serpent Brotherhood
This alien substance, often found at crash sites and government experiments, is commonly known as Black Oil.
Purity
This mysterious child ultimately becomes the key to preventing humanity's dystopian future.
Michael
Before the Warehouse facility was relocated to South Dakota, Warehouse 12 was located in this U.S. state.
Colorado
Originally known as Henry Creel, this powerful psychic becomes this villain after being banished to the Upside Down.
Vecna
or
One
This immortal guardian has protected the Library for centuries before choosing a successor.
Judson