- Pakor
- Frozen food packing company in Baltimore, Maryland, fronting for a Centre biological storage facility.
- Pat Rush
- Ex-con Jarod worked with on the home invasion scheme. Parole
- Patrick Harper
- Child kidnapped and held for ransom that Jarod saves, bringing up a lot of painful memories of his own abduction. Stolen
- Patty
- Patricia Marie Lorenz, young girl with a genetic disorder that Neil Roberts is helping. PTB
- Pavlov
- Colonel Willard Spence, stalking talk back radio show host Neil for revenge for ruining his career and putting him in prison. PTB
- Perfect Murder
- Book by Alden Clark
- Peter Morgan
- President of the Marquis Casino. He beat a showgirl to death and was exposed by Jarod. Curious Jarod
- Peter Hale
- Father of Dylan, and lawyer helping the authorities investigating Hoyt and Associates. He faked his own suicide to avoid being killed. The Ties That Bind
- Pergonal
- Fertility drug Brigitte was using to help her conceive. End Game
- PEZ
- “There is candy under the head.” Dragon House. Jarod discovers the candy treat PEZ after his escape, although the actual discovery is not shown. PEZ features heavily though in nearly every episode and he seems a trifle obsessed with them.
- Phil
- Ice cream vendor. Scott Free
- Philip Banks
- Father of Bryce, the child chess prodigy kidnapped. An overbearing father, a strict disciplinarian.
- Pine Ridge
- Where Jarod sent the ATF on a wild goose chase after Nicholas and the other hostages. Flesh and Blood
- Pleasant Wood
- Psychiatric Institute, Townsend Maryland, Jarod was incarcerated at after the apparent breakdown he had after the bombing of SL 27. He was only on a pretend though, trying to help a woman trapped in there when a doctor had killed her friend and was drugging her to keep her quiet. Crazy
- Pop Tarts
- Tasty breakfast treat with 11 essential vitamins and minerals. Jarod and Broots both like them.
- Prentiss McClaren
- Platoon leader in Vietnam, the real traitor, who set Mark Clements up. He was selling intel to the Vietcong and he murdered Mark to cover his tracks. Later, he was selling information to Colombian drug lord Esteban Largo. Collateral Damage
- Pretender
- Genus with a genetic abnormality that allows a person to become “anyone they want to be”. A pretender can learn and assimilate knowledge at an impossible rate. They can be created, or occur naturally. Jarod is the Centre’s most prized pretender, exploited for his talents for over thirty years.
- Princess Ice
- Reference to Brigitte. Back From The Dead Again
- Princess Try Hard
- Reference to Brigitte. Over The Edge
- Prodigy
- Reference to Jarod by Willard Once In A Blue Moon Also the project involving the finding or creating of pretenders. Bloodlines
- Professor Tom Grier
- Alias Sydney assumes at the 1983 Class Reunion at Douglas High School. Crash