"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
as Lincoln (voice)
Alex Cazares
as Myrtle (voice)
Piotr Michael
as Pop Pop / Boat Henchman / Karaoke Patron (voice)
Brian Stepanek
as Dad / Todd / Cargo Shorts Henchman (voice)
Amy Sedaris
as Fifi (voice)
Jessica DiCicco
as Lynn / Lucy (voice)
Lara Jill Miller
as Lisa (voice)
Jill Talley
as Mom / Computer Voice (voice)
John DiMaggio
as Mr. Grouse / Flop / Henchman Mo (voice)
Grey DeLisle
as Lola / Lana / Lily (voice)
Paul Wight
as Ham Hand (voice)
Catherine Taber
as Lori (voice)
Chester Rushing
as Owen / Guard 1 (voice)
Jaeden White
as Clyde (voice)
Sarah Niles
as X (voice)
Nika Futterman
as Luna (voice)
Dan Fogler
as Dr. Dufus (voice)
Cristina Pucelli
as Luan (voice)
Liliana Mumy
as Leni (voice)
Khary Payton
as Harold (voice)
Griffen Campbell
as Additional Voices (voice)
Ryan W. Garcia
Jake Green
Keston John
JP Karliak
Sunil Malhotra
Kamali Minter
Arnie Pantoja
Isaac Robinson-Smith
Alejandro Saab
Carla Tassara
Fred Tatasciore
Trisha Vo
Kyle Marshall
Director
Chris Savino
Characters
Whitney Wetta
Writer
Jeff Sayers
Michael Rubiner
Executive Producer
Tony Molina
Editor
Jonathan Hylander
Original Music Composer