Cast

• Zach Galifianakis — Hobo Joe
• Toby Jones — Prado Museum Guard #2
• Ricky Gervais — Dominic Badguy
• Ty Burrell — Jean Pierre Napoleon
• Tina Fey — Nadya
• Dave Goelz — Gonzo / Dr. Bunsen Honeydew / Zoot / Beauregard / Waldorf (voice)
• Bill Barretta — Pepe the King Prawn / Rowlf the Dog / Dr. Teeth / The Swedish Chef / Bobo the Bear / Big Mean Carl /
• Peter Linz — Walter / Manolo Flamingo (voice)
• Ray Liotta — Big Papa
• Stanley Tucci — Ivan the Guard
• Jemaine Clement — Prison King
• Tom Hollander — Theater Manager
• James McAvoy — UPS Guy
• Miranda Richardson — Berliner at Window
• Saoirse Ronan — Ballet Dancer
• Til Schweiger — German Cop
• Russell Tovey — Delivery Man
• Mackenzie Crook — Prado Museum Guard #1
• Sean Combs — Himself
• Rob Corddry — First AD
• Usher — The Usher
• Don Austen — UK Additional Muppet Performer (voice)
• Dexter Fletcher
• Christoph Waltz — Himself
• Steve Whitmire — Kermit the Frog / Foo Foo / Statler / Beaker / Lips / Rizzo the Rat / Link Hogthrob / The Newsman (v
• Eric Jacobson — Miss Piggy / Fozzie Bear / Animal / Sam Eagle (voice)
• Matt Vogel — Constantine / Floyd Pepper / Sweetums / Pops / Robin / Lew Zealand / Crazy Harry / 80's Robot / Cami
• Tom Hiddleston — The Great Escapo
• Salma Hayek — Herself
• Kenneth Collard — Berliner #1
• David Rudman — Scooter / Janice / Miss Poogy / Bobby Benson / Wayne (voice)
• Luke Howard — Spanish Train Porter
• Danny Trejo — Danny Trejo
• Frank Langella — Beefeater Vicar
• Chloë Grace Moretz — Newspaper Girl
• Hugh Bonneville — Irish Journalist
• Tony Bennett — Himself
• Andrés Cantor — Announcer
• Lady Gaga — Herself
• Josh Groban — Maximum Security Prisoner
• Ross Lynch — Young Florist
• Dylan Postl — Prisoner One
• Louise Gold — Annie Sue / UK Muppet Performer (voice)
• Nigel Plaskitt — UK Muppet Performer (voice)
• Mak Wilson — UK Muppet Performer (voice)
• Brian Jones — LA Muppet Performer (voice)
• Bridgit Mendler — Minnie
• Debby Ryan — Wedding Guest