This is a list of Doofenshmirtz's traps in Season 3.
|Episode||Trap||Method of escape|
|Greased tube||Perry filled the tube to the brim with water and climbed out.|
|"Canderemy"||Metal ring with arms holding limbs||Perry turns the hairs on the top of his head into the shape of a key and used it to unlock the trap.|
|"Last Train to Bustville"||Egg trap||Perry used his beak to "hatch" out of the egg.|
|"Phineas' Birthday Clip-O-Rama!"||TV||
Perry slipped his tail under the TV set and pushes a button on the exterior.
The previous traps were just in a clip show of other episodes.
|"The Belly of the Beast"||Crab Containment Area||Perry had the crabs form a ladder for him to climb.|
|"Moon Farm"||Rope||Perry gets hit by the Plant-Dehydrate-inator, causing him to become thin enough to slip out.|
|"Ask a Foolish Question"||Fast-drying cement||Doofenshmirtz inadvertantly throws a chisel and a hammer to the block of cement, cracking it and eventually breaking it.|
|"Misperceived Monotreme"||Metal claw||Doofenshmirtz had tossed the remote for the trap onto a table; when it fell off the table onto the floor, the trap opened.|
|"Candace Disconnected"||Jump rope||Perry eventually slips his arms out.|
|"Magic Carpet Ride"||Hand truck||Perry leans back to pull the hand truck upside down which makes him fall out of it.|
|"Bad Hair Day"||Organ pipe||Even though he has his tail in the pipe, he pulls it till his head is hidden in it. He uses his flipper to pull himself closer to the other side of the organ pipe to free himself.|
Rope trap (same as At the Car Wash)Biodegradable plastic box with holes.
Perry uses a miniature grappling hook to fling himself onto the table.
Doofenshmirtz hits the trap with the Rotten-Inator.
|"Phineas and Ferb Interrupted"||Rope||The escape is currently unknown.|
|"Mommy Can You Hear Me?"||Giant pickle||Perry throws his hat off, causing Doofenshmirtz to assume that Perry is just a regular platypus and lets him out.|
|"Road Trip"||Seat belt||Perry points one of the side-view mirrors to the seat belt, melting, and eventually breaking it.|
|Phineas and Ferb The Movie: Across the 2nd Dimension||Skull||
Perry gets flung out of the skull when the strings of the parachute that Platyborg was tied in got caught on the horns. Perry, Phineas, and Ferb are saved from falling to their death by unconventional architecture.
It is unseen how he gets out of the laundry basket, but it is assumed that Doof-2 let him out in order to put him in the chains.
Perry distracts both Doofenshmirtzes as well as the Norm-bot army and Platyborg with a holographic image of Monogram's upper half taking a shower. He pulls the chain off his neck while they ride away in the mine carts and uses it to trip some Norm-bots.
Perry uses the magnet in his watch to steal the keys from one of the Norm-bot guards. He drops the keys and Candace catches them when they swing under the Goozim's cage. After Phineas opens a portal into the next clockwise dimension, Perry unlocks everyone's chains and handcuffs before the Norm-bots begin to chase them.
|"Tour de Ferb"||Old computer cables||Perry locates the load-bearing wire and pulls it, causing the wires to release grip.|
|"My Fair Goalie"||Cage||Doofenshmirtz was ill. When he activated the trap, Perry was nowhere near where it fell.|
|"Bullseye!"||Giant glass bottle||Agent P flies out of it with his jet-pack.|
|"That's the Spirit"||Chains (on himself)||Doofenshmirtz had locked himself up to stop him from turning into the Werecow. When he transforms into the Werecow, he breaks out of the chains.|
|"The Curse of Candace"||World's Stickiest Substance (goo from the floor of the movie theater)||Perry removes the tile from the floor with his feet still on it, foils Doofenshmirtz, and pulls his feet off the tile.|
|"Escape from Phineas Tower"||Cat suit||Perry slips out by using the cat suit's tail.|
|"Lotsa Latkes"||Stock||Didn't escape from the stock.|
|"Ferb Latin"||Bag held by Norm||He lets him free after Doofenshmirtz tells him to go. Later Perry rips the bag just before Norm takes off.|
|"A Phineas and Ferb Family Christmas"||Wrapping paper||Unseen, as Perry somehow escapes after Doofenshmirtz's Transportinator takes him to the Christmas special.|
|"Tri-Stone Area"||Bone cage||Unseen, as Perry was still in his cage when Doofenshmirtz was defeated, and was out of the cage later that evening.|
|"Doof Dynasty"||Many traps near Princess Isabella's dungeon room (shoe shown)||Phineas and Ferb dodge the traps to reach the dungeon, and they slide down the handrail to avoid setting them off again.|
|"Excaliferb"||Wicker cage||Parable the Dragonpus burns through the cage with his fire-breath.|
|"Phineas and Ferb and the Temple of Juatchadoon"||Cage||During his dramatic entrance, Perry unties the knot for the cage to set Phineas, Ferb, and Candace free, and uses the rope so Isabella and her mother can climb out of the pit.|
|"Monster from the Id"||Net||Perry uses one of his contact lens to use the sun's ray to burn the net. But Doofenshmirtz catches him trying to escape and crushes the contact. So, unknown to Doof, Perry uses the lens in his other eye to finish the escape.|
|"Gi-Ants"||Metal Pilgrim Hat||Doofenshmirtz accidentally turned the hat into a turkey during his random firing, allowing Perry to break it apart.|
|"The Remains of the Platypus"||Cage(for Carl)||Perry set Carl free when they destroyed Doofenshmirtz's plan. Perry remembered that he wasn't a butler when he wrote a note on himself reading "I fight evil."|
|"Mom's in the House"||Bird Cage||When Doofenshmirtz fires his Duplicatinator-2 at Perry. It duplicates Perry's arm, which opens the cage for him.|
|"Perry The Actorpus"||Trap door
Agent S gets past the trap door.
He easily crawled out of the cage.
Perry removed a part of the ring of salt with his finger.
(Perry was taking a day off since he became a mascot for Totally Tools.)
|"Let's Bounce"||Platform trap||Perry opens the trap with a screwdriver.|
|"Quietest Day Ever"||Giant metal apple||Doofenshmirtz foolishly left his skeleton keys and power tools next to the trap, which Perry used to escape.|
|"Delivery of Destiny"||Cage||
Paul delivers Perry's tools to him, and he uses them to get out of the cage.
Perry climbs out of the trap door.
|"Buford Confidential"||Bed trap||Doofenshmirtz left a mint under Perry's pillow, and it got stuck on Perry's head. He used the mint to tear apart the blanket and escape.|
|"The Mom Attractor"||Happy Jump-inator||Perry pulled out the giant pacifier from the Baby Cry-inator, and used it to fling himself out of the Happy Jump-inator.|
|"Cranius Maximus"||Water-soluble capsule||Since Baljeet's atmospheric-transfer device was causing rainy weather, the rain melted the capsule allowing Perry to escape.|
|"Agent Doof"||Particle Bubble Trap
Glass box(for Agent Silent G)
(Dr. Diminutive's traps.)
|Dr. Diminutive puts Perry and Doofenshmirtz in the cage with Agent Silent G and releases them from 40 stories high, but Perry saves them.|
|"Minor Monogram"||Vanessa's boot trap||Doofenshmirtz puts Perry in the robot trap and then Rodrigo traps Doofenshmirtz. Perry and Doofenshmirtz take off their traps themselves. At the end Perry traps Doofenshmirtz and Monty Monogram traps Rodrigo.|
|"What A Croc!"||Net||Perry throws the net off him and onto Doofenshmirtz.|
|"Sleepwalk Surprise"||Warp floor trap||He springs himself out of the trap.|
|"Sci-Fi Pie Fly"||Chef hat||Doofenshmirtz was wearing the hat in order to prevent Perry from getting away, so when Phineas and Ferb's flying saucer flew over his head, it knocked the hat off, allowing Perry to sneak away and escape.|
|"Tri-State Treasure: Boot of Secrets"||Film Wrap Trap||Doofenshmirtz accidentally blasts the De-Age-Inator and the film turns into oil.|
|"Doofapus"||Chair Trap||Since Perry and Doofenshmirtz were equally matched platypuses, they both managed to break out of the restraints.|
|"Norm Unleashed"||Rope trap||Perry uses the blowtorch that Norm left on the table.|
Perry simply pulls the arms off of him.
Doofenshmirtz released Monogram from the cage.
|"When Worlds Collide"||Double Dutch machine ("Not even a trap", according to Doofenshmirtz)||Perry untangles himself from the ropes. Only to him and Doofenshmirtz to be caught in Double Dutch again. Doofenshmirtz eventually gets out and shuts the machine off|
|"What'd I Miss?"||
Perry flew out using his jetpack.
Since Agent R did not escape for himself, Doofenshmirtz takes the chain off of him.
|"This Is Your Backstory"||Robot claw||Perry cuts the arm using the ceiling fan.|
|"Blackout!"||The escape is unknown.|