Phineas and Ferb

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When Worlds Collide

After discovering that a strange planet is hurtling directly towards Danville, Phineas and Ferb set out to avert a disaster, while Buford looks forward to making contact with its alien race. Meanwhile, Dr. Doofenshmirtz hopes to steal the world's largest ball of twine.

Aired: Sep 14, 2012 Genre: Animation Comedy Family Sci-Fi & FantasyCasts: Vincent Martella Thomas Brodie-Sangster Ashley Tisdale Caroline Rhea Dee Bradley Baker Alyson Stoner Bobby Gaylor Dan PovenmireCreated By: Dan Povenmire Jeff 'Swampy' MarshProducers: Kyle Menke Robert Hughes Derek Lee ThompsonDuration: 12m Rating: 0 Country: United States of America Production: Disney Television Animation

Seasons

Season 1 Season 2 Season 3 Season 4 Season 5

Episodes

01: The Great Indoors 02: Canderemy 03: Run, Candace, Run 04: Last Train to Bustville 05: Phineas' Birthday Clip-o-Rama!06: The Belly of the Beast 07: Moon Farm 08: Ask a Foolish Question 09: Misperceived Monotreme 10: Candace Disconnected 11: Magic Carpet Ride 12: Bad Hair Day 13: Meatloaf Surprise 14: Phineas and Ferb Interrupted 15: A Real Boy 16: Mommy Can You Hear Me?17: Road Trip 18: Tour de Ferb 19: Skiddley Whiffers 20: My Fair Goalie 21: Bullseye!22: That's the Spirit 23: The Curse of Candace 24: Escape From Phineas Tower 25: Lotsa Latkes 26: Ferb Latin 27: A Phineas and Ferb Family Christmas 28: Tri-Stone Area 29: Doof Dynasty 30: Excaliferb 31: Phineas and Ferb and the Temple of Juatchadoon 32: Monster from the Id 33: Gi-Ants 34: The Remains of the Platypus 35: Mom's In The House 36: Perry the Actorpus 37: Let's Bounce 38: Bully Bromance Break Up 39: Quietest Day Ever 40: The Doonkelberry Imperative 41: Meapless in Seattle 42: Delivery of Destiny 43: Buford Confidential 44: The Mom Attractor 45: Cranius Maximus 46: Agent Doof 47: Minor Monogram 48: What A Croc!49: Sleepwalk Surprise 50: Sci-Fi Pie Fly 51: Sipping with the Enemy 52: Tri-State Treasure: Boot of Secrets 53: Doofapus 54: Norm Unleashed 55: Where's Perry (1)56: Where's Perry (2)57: Ferb TV 58: When Worlds Collide 59: What'd I Miss?60: Road to Danville 61: This is Your Backstory 62: Blackout