Agent D (duck)

Unnamed duck agent first appeared in "It's About Time!". His real name is unknown.

Biography
He is first seen in "It's About Time!" using a chair as a weapon and was later seen in "Cheer Up Candace", along with most of the other agents.

Background Information

 * In "Phineas and Ferb The Movie: Across the 2nd Dimension", his feathers on his head are in an incorrect color. This could be an error.

Appearances

 * "It's About Time!"
 * "Cheer Up Candace"
 * "Phineas and Ferb Christmas Vacation!"
 * "Rollercoaster: The Musical!"
 * "Phineas and Ferb The Movie: Across the 2nd Dimension"