Phineas and Ferb Season 4 Episode 44
Night of the Living Pharmacists
Doofenshmirtz's latest "inactor" turns Danville citizens into contagious zombies. Agent P. and the gang try to save the town and avoid becoming zombies themselves.
Guest Stars
Simon Pegg
Shaun (voice)
Nick Frost
Ed (voice)
Bella Thorne
Birgitte (voice)
Jack McBrayer
Irving (voice)
George A. Romero
Don Adaded (voice)