 | Will Forte als Tim Willoughby (voice) |
 | Maya Rudolph als Nanny (voice) |
 | Alessia Cara als Jane Willoughby (voice) |
 | Terry Crews als Commander Melanoff (voice) |
 | Martin Short als The Father (voice) |
 | Jane Krakowski als The Mother (voice) |
 | Seán Cullen als Barnaby Twins (voice) |
 | Ricky Gervais als The Cat (voice) |
 | Fiona Toth als Travel Agent (voice) |
 | Islie Hirvonen als Perfect Daughter (voice) |
 | Colleen Wheeler als Social Worker (voice) |
 | Bonnie Riley als Mikelina (voice) |
 | Robyn Ross als Real Estate Agent (voice) |
 | Shannon Chan-Kent als Baby Ruth (voice) |
 | Rebecca Husain als Sweetie (voice) |
 | Cristina Rosato als Reporter (voice) |
| Ricky Gervais | Executive Producer |
| Kris Pearn | Writer |
| Lois Lowry | Book |
| Chris Conover | Executive Producer |
| Dale Wells | Executive Producer |
| Scott Winlaw | Editor |
| Aaron L. Gilbert | Producer |
| Brenda Gilbert | Producer |
| Andrew Pollack | Executive Producer |
| Kyle McQueen | Production Design |
| Jason Cloth | Executive Producer |
| Pete Oswald | Character Designer |
| Kris Pearn | Director |
| Craig Kellman | Character Designer |
| Luke Carroll | Producer |
| Rav Grewal | Director of Photography |
| Cory Evans | Co-Director |
| Mark Stanleigh | Screenplay |
| Rob Lodermeier | Co-Director |
| Kyu Hyung Ray Lee | Lighting Artist |
| Kyu Hyung Ray Lee | Compositing Artist |
| Sebastian Brodin | Director of Photography |
| Mark Mothersbaugh | Music |
| Tom Myers | Sound Designer |
| Tom Myers | Sound Re-Recording Mixer |
| Steve Slanec | Supervising Sound Editor |
| Tony Villaflor | Sound Re-Recording Mixer |
| Adam Wood | Thanks |
