Authors
- Pachter, Josh
- Palmer, Stuart
- Parker, T. Jefferson
- Patrick, Q. (also known as: Patrick Quentin, Jonathan Stagge)
- Paul, Barbara
- Pentecost, Hugh (also known as: Judson Philips)
- Penzler, Otto
- Perry, Anne
- Perry, Thomas
- Peters, Ellis (also known as: Edith Pargeter)
- Peters, Elizabeth
- Phillips, Gary
- Pinkerton, Allan
- Piper, Evelyn (also known as: Merriam Modell)
- Poe, Edgar Allan
- Post, Melville Davisson