Perry the Platypus, codenamed Agent P, is one of the two deuteragonists (alongside Candace Flynn) of the Disney Channel animated series Phineas and Ferb.
He is Phineas Flynn, Ferb Fletcher, and Candace Flynn's pet platypus, who, unknown to them, is a secret agent working for The O.W.C.A. His immediate superior is Major Monogram and his archenemy is Heinz Doofenshmirtz.
He is voiced by Dee Bradley Baker, who also voices Wallabee Beetles, Lion, Lady Rainicorn, Pinky the Chihuahua, Appa, and Momo, Naga, Wulf, Tommy Gilligan, Fifi (Rugrats), The Clones and David Kawena.