P
- Moises Palacios (Latin American dub: additional voices)
- Sachi Parker
- Megan Parlen
- Peter Parros
- Nancy Parsons
- Michael Pataki
- Nehemiah Persoff
- Ethan Phillips
- Michelle Phillips
- Eric Pierpoint
- Amy Pietz
- Joe Piscopo
- Suzie Plakson
- Richard Poe
- Cliff Potts
- Andrew Prine
- John Pyper-Ferguson
Read more about this topic: List Of Star Trek: The Next Generation Cast Members