Galifianakis dreamed of becoming a star. But when Will Ferrell discovered his public access TV show, 'Between Two Ferns' and uploaded it to Funny or Die, Zach became a viral laughing stock. Now Zach and his crew are taking a road trip to complete a series of high-profile celebrity interviews and restore his reputation.
Zach Galifianakis
Lauren Lapkus
Ryan Gaul
Jiavani
Will Ferrell
Matthew McConaughey
David Letterman
Peter Dinklage
Jon Hamm
John Legend
Benedict Cumberbatch
Brie Larson
Chrissy Teigen
Keanu Reeves
Rashida Jones
Chance the Rapper
Hailee Steinfeld
Bobby Tisdale
John Cho
Adam Scott
Tiffany Haddish
Paul Rudd
Jason Schwartzman
Bruce Willis
Tessa Thompson
A.D. Miles
Awkwafina
Gal Gadot
Rekha Shankar
Mary Scheer
Olivia Mekdara
Mo Zelof
Gabriel Gundacker
Phil Hendrie
Mike Ivy
Matt Besser
Mary Holland
Najla Samad
Michelle Munoz
Lauren Ashley Smith
Phil Abrams
Chloé Wepper
Greg Galifianakis
Dennis Gubbins
Edi Patterson
Charity L. Miller
Phoebe Bridgers
Matt Berninger
Mike Brewer
Walter Martínez
Matt Barrick
Blake Clark
Paul F. Tompkins
Paul Rust
Joav Ramon
Mary Sohn
Will Hines
Demi Adejuyigbe
Mandell Maughan