This is a list of guest stars who have appeared on the Disney animated musical comedy television series, Phineas and Ferb.[1] Per Academy of Television Arts & Sciences guidelines, individuals appearing in more than half of a given season's episodes will be considered "recurring" and will not be included on the list.
SAlthough voiced by Christian Slater in the United States and Canada, for the United Kingdom and Ireland airings of the episode, Simon provided the voice for "Paul the delivery guy". JAlthough voiced by Rob Morrow in the United States and Canada, and Gareth Cliff in South Africa, for the United Kingdom and Ireland airings of the episode, Jonathan provided the voice for the "flea market salesman". LKAlthough voiced by Kelli Gates in the United States and Canada, for the United Kingdom and Ireland airings of the episode, Lorraine provided the voice for the "judge". LHAlthough voiced by Edi Gathegi in the United States and Canada, for the United Kingdom and Ireland airings of the episode, Lenny provided the voice for "Ignatius Ukareamü". †Vanessa only appears in "Part One" of the two part episode.