Alex Winter
Director
Don McManus
as
Carl Tennyson
David Franklin
as
Heatblast
Aloma Wright
as
Mrs. Dalton
Dee Bradley Baker
as
Wildmutt
Alex Winter
Director
Milla Jovovich
as
Self
Henry Thomas
as
Self
Cameron Boyce
as
Self
Finn Wolfhard
as
Self - Richie Tozier
Alex Winter
Director
John Lennon
as
Self
Kathie Lee Gifford
as
Self
Regis Philbin
as
Self
Vinnie Colaiuta
as
Self
Alex Winter
Director
Elijah Wood
as
John Doe
Donald Trump
as
Self - 45th President of the United States
John Oliver
as
Self - Host, Last Week Tonight with John Oliver
Vladimir Putin
as
Self - President of Russia
Alex Winter
Director
Keanu Reeves
as
Narration
Dan Abrams
as
Self - ABC News Chief Legal Analyst
Rikki Klieman
as
Self - CBS News Legal Analyst
Brian Williams
as
Self - Host, NBC Nightly News with Brian Williams
Alex Winter
Director
Billy Corgan
as
Self
Noel Gallagher
as
Self
Henry Rollins
as
Self
Cindy Margolis
as
Self
Alex Winter
Director
Don Stark
as
Editor
Megan Ward
as
Julie
Keanu Reeves
as
Ortiz the Dog Boy
Derek McGrath
as
Worm
Alex Winter
Director
Donald Trump
as
Self - 45th President of the United States
Steven Crowder
as
Self - Host, Louder with Crowder
Shawn Mendes
as
Self - Musician
Carly Rae Jepsen
as
Self - Musician
Alex Winter
Director
Rosario Dawson
as
Narrator
Spiros Michalakis
as
Self
Laura Shin
as
Self
Lauri Love
as
Self
Alex Winter
Director
Dee Bradley Baker
as
Big Chill / Humongousaur
Alyssa Diaz
as
Elena Validus
Alex Winter
as
Nanomech
Justin Welborn
as
Psycho 2
Alex Winter
Director
Anthony Carrigan
as
Bodie Geller
Alex Winter
as
Doug Metzger
Billie Lourd
as
Grace Briscoe
Kaya Scodelario
as
Meg Robles-Vargas
Josh Gad
as
Noah Robles
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