The cast and characters feature returning voices of Vincent Martella, who voiced Phineas Flynn; Ashley Tisdale, who voiced Candace Flynn; Alyson Stoner, who voiced Isabella Garcia-Shapiro ...
"Since Phineas and Ferb is essentially a celebration ... while Alyson Stoner will voice Isabella Garcia-Shapiro. Additionally, Povenmire will voice the iconic Dr. Heinz Doofenshmirtz, and Marsh ...