- Mark Valenti
- head writer / creative consultant (69 episodes, 2004-2014)
- Paolo Vivio
- italian voice dubbing: Pixel (54 episodes, 2004-2014)
- Barbara Pitotti
- italian voice dubbing: Stephanie (52 episodes, 2004-2007)
- Saverio Maria Indrio
- italian voice dubbing: Robbie Rotten (40 episodes, 2004-2014)
- Ilaria Latini
- italian voice dubbing: Trixie / italian voice dubbing: trixie (36 episodes, 2004-2014)
- Mark Read
- technical director / image technical director (31 episodes, 2004-2006)
- Andrea Lavagnino
- italian voice dubbing: Ziggy / Italian voice dubbing: Ziggy / italian voice dubbing : Ziggy / italian voice dubbing: ZIggy / Italian voice dubbing: Stingy / Voice dubbing italian / italian voice dubbing: ziggy / voice italian dubbing: ziggy (26 episodes, 2004-2013)
- Andrea Mete
- italian voice dubbing: Stingy / Italian voice dubbing: Stingy / Voice dubbing italian (24 episodes, 2004-2007)
- Norman Stiles
- creative consultant / Creative Consultants (22 episodes, 2004-2007)
- Roberto Stocchi
- italian voice dubbing: Mayor Meanswell / italian voice dubbing: Major Meanswell (21 episodes, 2004-2013)
- Michael Pan
- german voice dubbing: Robbie Rotten (19 episodes, 2005-2013)
- Oddur Orn Halldorsson
- runner (17 episodes, 2004-2006)
- Gudmundur Ragnarsson
- caterer / catering / 1st caterer / first caterer / head caterer (15 episodes, 2004-2006)
- Magnús Scheving
- creator: Lazytown TV / puppet designer / co-founder: Lazytown TV / founder: Lazytown TV / CEO: LazyTown TV / CEO: Lazytown TV / co-founder: LazyTown TV / creator: LazyTown TV / founder: LazyTown TV / production designer / puppet design (14 episodes, 2004-2013)
- Birna Bjornsdottir
- choreographer / Choreographer (14 episodes, 2004-2007)
- Tómas Ãorvaldsson
- general counsel: Lazytown TV / general counsel / general counsel: LazyTown TV (14 episodes, 2004-2006)
- Ronald Binion
- puppet producer / puppeteer (14 episodes, 2004-2005)
- Yulika Krausz
- Spanish Dubbing (14 episodes, 2013-2014)
- Hannes Björgvinsson
- studio manager / crew (13 episodes, 2004-2013)
- Sigga Gudjonsdottir
- puppet wrangler / puppet handler / Puppet Handler (13 episodes, 2004-2007)
- Evan Baily
- development consultant / Consulting Producer (13 episodes, 2004-2006)
- Selma Björnsdóttir
- choreographer / Choreographer (13 episodes, 2004-2006)
- Guðmundur Ãór Kárason
- puppet designer / puppeteer / puppet design / puppet design/puppet manufacturing (13 episodes, 2004-2006)
- Ragnheidur Melsted
- president: Lazytown TV / co-founder: Lazytown TV / founder: Lazytown TV / co-founder: LazyTown TV / president: LazyTown TV (13 episodes, 2004-2006)
- Neal Scanlan
- puppet constructor / puppet manufacturing / puppet manufacturing: Neal Scanlan Studios (13 episodes, 2004-2006)
- Aurora Cancian
- italian voice dubbing: Miss Busybody (12 episodes, 2004-2013)
- Katrin Brynja Valdimarsdottir
- data slate / Data-Slate® / crew (12 episodes, 2004-2013)
- Jon Gretar Borgthorsson
- lead system administrator / system administrator (12 episodes, 2004-2006)
- Sarah Burgess
- puppet assistant / puppeteer / puppeteer assistant (12 episodes, 2004-2006)
- Raymond Carr
- apprentice: puppeteer / puppeteer apprentice / assistant puppeteer / puppeteer (12 episodes, 2004-2006)
- Rosa Gisladottir
- puppet wrangler / puppet handler (12 episodes, 2004-2006)
- John O'Neill
- adr director / dialogue coach (12 episodes, 2004-2006)
- Fridrik Ãsmundsson
- production secretary (12 episodes, 2004-2006)
- Caroline Dalton
- script continuity (11 episodes, 2004-2006)
- Maria Jónasdóttir
- chief accountant: Lazytown TV / chief accountant: LazyTown TV / chief accountant (11 episodes, 2004-2006)
- Mark Zaslove
- story consultant (11 episodes, 2004-2006)
- Norman Matt
- german voice dubbing: Stingy (11 episodes, 2005-2007)
- Hannes Maurer
- german voice dubbing: Pixel (11 episodes, 2005-2007)
- Helgi Már Bjarnason
- finance: Lazytown TV / finance / finance division: LazyTown TV (10 episodes, 2004-2006)
- Gemma De Vecchi
- puppet constructor: Neal Scanlan Studio / puppet manufacturing / puppet manufacturing: Neal Scanlan Studios (10 episodes, 2004-2006)
- Ivan Manzella
- puppet constructor: Neal Scanlan Studio / puppet manufacturing / puppet manufacturing: Neal Scanlan Studios (10 episodes, 2004-2006)
- Olafur Njall Sigurdsson
- chief financial officer: Lazytown TV / chief financial officer: LazyTown TV / chief financial officer (10 episodes, 2004-2006)
- Magdalena Ãsk Guðmundsdóttir
- finance: Lazytown TV / finance / finance division: LazyTown TV (10 episodes, 2004-2006)
- Ãgúst Freyr Takacs Ingason
- executive vice president: Lazytown TV / executive vice president: LazyTown TV (10 episodes, 2004-2005)
- Olafur Bui Ãlafsson
- lead system administrator / system administrator (10 episodes, 2004-2005)
- Hanna Arnardóttir
- accounting: Lazytown TV / accountant / accounting: LazyTown TV (9 episodes, 2004-2006)
- Adam Pagdon
- puppet wrangler / puppet handler (9 episodes, 2004-2005)
- Gunnar Thor Tomasson
- monitor wrangler (9 episodes, 2004-2005)
- Thora Clausen
- production coordinator (8 episodes, 2004-2006)
- Jodi Eichelberger
- puppeteer (8 episodes, 2004-2006)
- David Matthew Feldman
- puppeteer (8 episodes, 2004-2006)
- Kristjana Thors Brynjolfsdottir
- choreographer / Choreographer / Chreographer (7 episodes, 2004-2007)
- Mary Robinette Kowal
- assistant puppeteer / Assistant Puppeter / Puppeteer Assistant / puppeter assistant (6 episodes, 2004-2007)
- Hermann Sigurdsson
- first aid / runner (6 episodes, 2004)
- Ilona Otto
- german voice dubbing: Ziggy (5 episodes, 2006-2007)
- Ãlafur Njall Sigurðsson
- chief financial officer / chief financial officer: Lazytown TV (5 episodes, 2006)
- Kristin Erla Sigurðardóttir
- puppet wrangler (4 episodes, 2004-2005)
- Stefanella Marrama
- italian dubbing director (4 episodes, 2006)
- Vince Abbott
- puppet constructor: Neal Scanlan Studio / puppet manufacturing / puppet manufacturing: Neal Scanlan Studios (3 episodes, 2004-2006)
- Unnur 'Una' Eggertsdóttir
- additional voices (3 episodes, 2014)
- Laura Brown
- educational consultant: Nick Jr. (2 episodes, 2004)
- Stefan Gudjonsson
- assistant: Mark Read / production assistant (2 episodes, 2004)
- Erna Hrönn Herbertsdottir
- 2nd caterer / second caterer (2 episodes, 2004)
- Sam Ives
- puppet manufacturing / puppet manufacturing: Neal Scanlan Studios (2 episodes, 2004)
- Claudia Meglin
- image supervisor (2 episodes, 2004)
- Sven Pannicke
- image supervisor (2 episodes, 2004)
- Selma Bjornsdottir
- Choreographer / choreographer (2 episodes, 2005-2007)
- Ragnar Hansson
- assistant: Mark Read (2 episodes, 2005-2006)
- Kjartan Mar Kjartansson
- executive assistant (2 episodes, 2005-2006)
- Julie Westwood
- puppeteer (2 episodes, 2005-2006)
- Rikhardus M. Harðarson
- monitor wrangler (2 episodes, 2005)
- Emily Decola
- Puppeteer Assistant / assistant puppeter (2 episodes, 2007)
- Darren Foreman
- dialogue coach (1 episode, 2004)
- Ãgúst Hauksson
- project manager: LazyTown TV (1 episode, 2004)
- Amanda Maddock
- puppeteer assistant (1 episode, 2004)
- Tobia Pettit
- puppet handler (1 episode, 2004)
- René Pinochet
- latin spanish voice dubbing: Stephanie (1 episode, 2004)
- Mark Read
- image technical director (1 episode, 2004)
- Hakon Sverrisson
- monitor wrangler (1 episode, 2004)
- Birna Anna Björnsdóttir
- Choreographer (1 episode, 2005)
- Steve Brick
- designer: color disc (1 episode, 2005)
- Ingvar Brynjolfsson
- Carpenter (1 episode, 2005)
- Raymond 'Ray-Ray' Carrion
- Puppeteer Assistant (1 episode, 2005)
- Jonathan Judge
- Co-Director (1 episode, 2005)
- Gudmundur Elias Knudsen
- puppeteer (1 episode, 2005)
- Jón Jósep Snæbjörnsson
- Title song perfomed (1 episode, 2005)
- Raymond Carr
- assistant puppeteer (1 episode, 2006)
- Samantha Ives
- puppet constructor: Neal Scanlan Studio (1 episode, 2006)
- Valdimar Ãrmann
- runner (1 episode, 2006)
- Luigi Ferraro
- italian voice dubbing: Genie (1 episode, 2007)
- Arne Kristinn Arneson
- crew (1 episode, 2013)
- Guðmann Ãór Bjargmundarson
- crew (1 episode, 2013)
- Haraldur Bjarnason
- production team (1 episode, 2013)
- ÃsgrÃmur Guðbjartsson
- crew (1 episode, 2013)
- Jónas Guðmundsson
- crew (1 episode, 2013)
- Ãgir Guðmundsson
- crew (1 episode, 2013)
- Snorri Freyr Hilmarsson
- production designer (1 episode, 2013)
- Bergur Hinriksson
- crew (1 episode, 2013)
- KatrÃn Ãsta Jóhannsdóttir
- production team (1 episode, 2013)
- Ingi Lárusson
- crew (1 episode, 2013)
- Ãórjón Pétursson
- crew (1 episode, 2013)
- Olga Sonja Thorarensen
- production team (1 episode, 2013)
- Linda Vilhjálmsdóttir
- production team (1 episode, 2013)
- Sólveig Hulda Ãrnadóttir
- production team (1 episode, 2013)
- Carol Binion
- Assistant Puppeteer (1 episode, 2014)
- Daddi Bjarnason
- production coordinator (1 episode, 2014)
- Lisa Buckley
- Assistant Puppeteer (1 episode, 2014)
- Anna Diljá Jónsdóttir
- coordinator (1 episode, 2014)
- ÃstrÃður Viðarsdóttir
- Script coordinator (1 episode, 2014)
- Heather Asch
- puppeteer (unknown episodes)
- Noel MacNeal
- puppeteer (unknown episodes)