| 角色 | 饰演者 | 角色介绍 |
| Benjamin Mee | 马特·达蒙 | |
| Kelly Foster | 斯嘉丽·约翰逊 | |
| Lily Miska | 艾丽·范宁 | |
| Duncan Mee | 托马斯·哈登·丘奇 | |
| Dylan Mee | 科林·福特 | |
| Rosie Mee | Maggie Elizabeth Jones | |
| Peter MacCready | 安古斯·麦克菲登 | |
| Robin Jones | 派屈克·福吉特 | |
| Walter Ferris | 约翰·迈克尔·辛吉斯 | |
| Rhonda Blair | 卡拉·盖洛 | |
| Mr. Stevens | J.B. Smoove | |
| Katherine Mee | 斯蒂芬妮·莎丝泰克 | |
| Principal | Michael Panes | |
| Cashier | Kym Whitley | |
| San Diego Vet | Todd Stanton | |
| TV Anchor | W. Lauren Sanchez | |
| Delbert McGinty | 彼得·里格特 | |
| Hugo Chavez | Roberto Montesinos | |
| Shea Seger (Lasagna Mom) | 德丝·莱迪克 | |
| Ernesto | Erick Chavarria | |
| Allison | Sam Fox | |
| Nathan | Dustin Ybarra | |
| Bruce | Ben Seeder | |
| Parrot Lady | Alice Marie Crowe | |
| Sarah Tanner (Vet Assistant) | Michelle Panek | |
| Male Zookeeper | Gary D. Robertson | |
| Volunteer | Nicole Russell | |
| Volunteer | Reid Peters | |
| Zoo Patron | Taylor Victoria Cerza | |
| Zoo Patron | Steve Bessette | |
| Zoo Patron | Hal Alpert | |
| Zoo Patron | Leslie Trotter | |
| Zoo Patron (as Steven Lee) | Mushond Lee | |
| Zoo Patron | Kate Yerves | |
| Zoo Patron | Caroline Elizabeth Hanna | |
| Zoo Patron | David Lopez | |
| Visiting Family | 本杰明·米尔 | |
| Visiting Family | Ella Mee | |
| Visiting Family | Milo Mee |
