Phineas and Ferb discover that a planet is hurtling directly toward Earth. Perry gets stuck in the desert with Dr. Doofenshmirtz.
Phineas and Ferb
When Worlds Collide/Road to Danville
season 3 episode 33
episode aired on october 2012
Episode rating
Cast of episode
75
11
8
3
1
- Candace Flynn
- Ferb Fletcher
- Phineas Flynn
- Dr. Heinz Doofenshmirtz
- Isabella Garcia-Shapiro
- Linda Flynn-Fletcher
- Perry the Platypus
- Lawrence Fletcher
- Major Francis Monogram
- Carl
- Baljeet Tjinder
- Buford Van Stomm
- Additional Voices
- Additional Voices
- Additional Voices