Guión: Spike Jonze, Dave Eggers

Libro original: Maurice Sendak

Producción: John B. Carls, Gary Goetzman, Tom Hanks, Vincent Landay, Maurice Sendak

Producción ejecutiva: Jon Jashni, Scott Mednick, Thomas Tull

Música: Carter Burwell

Fotografía: Lance Acord

Montaje: James Haygood, Eric Zumbrunnen

Casting: Justine Baddeley, Kim Davis

Diseño de producción: K.K. Barrett

Dirección artística: Sonny Gerasimowicz, William Hawkins, Christopher Tandon, Lucinda Thomson, Jeffrey Thorp

Vestuario: Casey Storm

Maquillaje: Dalia Fernandez, Connie Grayson, Kellie Griffin, Rob Hinderstein, Helen Magelaki, Lauren McNicol, José Luis Pérez, Jess Reedy, Chiara Tripodi

Departamento artístico: Sean Ahern, Vaso Babic, Ben Barber, Brendan Barlow, Michael Bell, Steven Carroll, Ben Corless, Hayden Crowther, Federico D'Alessandro, Stefan Dechant, Ray Harvie, Darryl Henley, Lotte Hilder, Michael Anthony Jackson, Paul James, Christian Kastner, Philip Keller, Michael Kocurek, P.K. MacCarthy, Janine Marshall, Tim Metherall, Ralph Moser, Adam Mull, Ross Murdoch, Jaudi Negri, Melinda Neoh, Mélanie Poudroux, Eric Ramsey, Andy Robinson, Josh Sheppard, Maya Shimoguchi, Tuesday Stone, Jocelyn Thomas, Sean Leroy West, Ryan Jeremy Woodward, Jacob Zhivov, Peter Felicetti

Sonido: Lawrence L. Commans, Mark Fay, Alan Freedman, Chris Navarro, Andrew Ramage, David Raymond, Clint Smith, Eric Thompson, Mark Weingarten, Matthew L. Weiss, Gary Wilkins, Aaron Zeller, Peter Gleaves

Efectos especiales: Jason Barnett, Tom Blake, Jeff Bresin, Bruce Bright, Tamara Carlson, Eric Cotton, Val Crawford, Dave Elsey, David Fedele, Dean Franklin, Cleve Gunderman, Glen Hanz, Catherine Hart, Josh Head, Rob Heggie, Jeff Jingle, Adam Keenan, Heath Kerr, Carol Koch, Jim Kundig, Jim Leng, Jeff Little, Russell Lukich, Ned Neidhardt, Ken Niederbaumer, John Nolan, Michael O'Brien, Tim O'Brien, James Ojala, Ratna Pappert, Luke Polti, Andrew Power, Angelo Sahin, Dave Seaborn, Amber Skowronski, Jeff Small, Peter Stubbs, Rebecca Thiele, Kevin Turner, Mark Viniello, Lynne Watson, Tim Whiteley

Efectos visuales: Abubakar Abrar, Grant Adam, Ben Aickin, Antony Allen, Laia Alomar, Anuj Anand, Dan Ayling, Vamsi Ayyagari, Adam Azmy, Terence Bannon, Michele Benigna, Jarnail Bhachu, Robert Bloom, Jonathan Bot, Dan Breckwoldt, Christian Breitling, Thomas Brodeur, Laurie Brugger, Paul Buckley, Daniel Buhigas, Enrique Caballero, Marco Cantaluppi, Ean Carr, Ronan Carr Fanning, Helen Carr, Ronan Carr, Justine Codron, Emanuele Comotti, Tim Costello, Gregory Creaser, Alexia Cui, Brad Davenport, Dexter Davey, Cara Tallulha Davies, Marie Victoria Denoga, John Dietz, Tamira Draz, Laura Dubsky, Richard Edwards, Arslan Elver, Seynaeve Emmanuel, Selcuk Ergen, Stephen Evans, Alan Fairlie, James D. Fleming, Brad Floyd, Raffaele Fragapane, Mael Francois, Ben Frost, Toby Gallo, Nathanial Garbut, Lucinda Glenn, Avi Goodman, Mai Gray, Neil Greenberg, Ummi Gudjonsson, David Hansen, Dominic Hellier, Simon Herden, Grayton Hevern, Sam Hodge, Glenn Holbrook, Tripp Hudson, Marc Hutchings, Gilholme Jason, Daniel Jeannette, Mikael Jaeger Jensen, Dennis Jones, Shant Jordan, Jon Keene, David King, Daniel Kmet, Marc Kolbe, Simon Legrand, James Liu, Gresham Lochner, Peter Logarusic, Damien Macé, Ineke Majoor, Mike Marcus, Zebedee Massey, Ian Mathews, Dan McRae, Alex Meddick, Glenn Melenhorst, Keith Meure, Steven Moor, Craig A. Mumma, Daryl Munton, Eoin Murphy, Steve Newman, James P. Noon, Alfie Olivier, Matt Omond, Matthew Ozerski, Pierre Pages, Maricel Pagulayan, Radhika Patel, James Payfer, Miriam Pepper, Angelo Perrotta, Nicolas Petit, Ryan Pilcher, Jorge Pimentel, Andy Pinson, Caroline Pires, Jo Plaete, Melvin Polayah, Janet Quen, Robin Reyer, Alessandro Riberti, Bjarni Robert Bragason, James William Roberts, Scott Robertson, Rachel Roberts, Nico Scapel, Romain Bivar Segurado, Aatesh Shah, Laurence Smith, Muthu Stalin, David Swift, Andrew Myles Thompson, Michael Adam Thompson, Richard Thwaites, Oscar Tornincasa, Adam Trowse, Freddie Vaziri, Sebastien Veilleux, Beck Veitch, Chris Ventress, Giuliano Dionisio Vigano', William Voermann, Maggie Walby, Brian Ward, Rodrigo Washington, Chris Watts, Peter Webb, Neil West, Adrian White, Nick Whiteley, Tom Wild, Rachel Williams, Martin Wiseman, Eric Withee, Jamie Wood, Koji Yamaguchi, Tim Young, Jason Michael Zimmerman, Chris B. Schnitzer

Animación: David Beer, Ferran Casas, Andrea Castagnoli, Simon Clarke, Samy Fecih, Mike Ford, Aldo Gagliardi, Daniel Gerhardt, Jordi Girones, Tim Kings-Lynne, Ambre Maurin, Alfonso Sicilia, Ricardo Silva, Elwaleed Suliman, Jardel Yvon

Casting: Julie de Fina, Gabrielle Healy, Nathan Lloyd, Ann Robinson, Danielle Tigas

Vestuario: Simone Culley, Bridget Dixon, Celeste Franklin, Sarah Jameson, Stacia Lang, Angela Rankin, Christie Wittenborn

Departamento editorial: Steve Bobertz, Dylan Firshein, Erik Jessen, Eric Osmond, Matt Perry, Amanda Short, Nic Smith, Jeff Stone, Dana B. Wilson, Sean Wimmer

Departamento musical: Adam Milo Smalley

Departamento de transportes: Renata Blaich, Luke Gibson, Russell Kane, Ben Steel