The unnamed pig agent is a pig agent in the O.W.C.A. His first name is unknown, not much is shown of him. He appears on Dr. Feelbetter, after Perry and Peter team up to free the Agent Animals to attack the doctors except for Dr. Doofenshmirtz. ("It's About Time!")
- Where's My Perry? reveals his title name is Agent P.
- According to his secret file, he has a keen sense of smell, he is an excellent tracker. He get understandably nervous at the mention of certain food products. And he loves attending the agency Christmas party and other events where refreshments are served.
- "It's About Time!" (First appearance)
- "Cheer Up Candace"
- "Phineas and Ferb Christmas Vacation!"
- "Rollercoaster: The Musical!"
- "Agent Doof"
- "Backyard Hodge Podge"
- "La Candace-Cabra"
- "Just Our Luck" (Cameo)
- "Phineas and Ferb Save Summer"
- "O.W.C.A. Files"
- Where's My Perry? (Agent File)