Lincoln and the Louds are ecstatic to welcome their new Gran-Gran, Myrtle, into the family with a tropical wedding celebration; but the festivities are cut short when an old nemesis from Myrtle's secret agent past appears on the island.
Bentley Griffin
Lincoln (voice)
Alex Cazares
Myrtle (voice)
Piotr Michael
Pop Pop / Boat Henchman / Karaoke Patron (voice)
Brian Stepanek
Dad / Todd / Cargo Shorts Henchman (voice)
Amy Sedaris
Fifi (voice)
Jessica DiCicco
Lynn / Lucy (voice)
Lara Jill Miller
Lisa (voice)
Jill Talley
Mom / Computer Voice (voice)
