Seussical runs July 13-15, 2018 at the Courtyard Theatre in Downtown Plano.
| Jojo | Christine Sullivan |
| Cat in the Hat | Layla Rorem |
| Horton | Bryson Coker |
| Mr. Mayor | Andrew Sullivan |
| Mrs. Mayor | Shiloh Petersen |
| Gertrude McFuzz | Catelyn Lawrence |
| Mayzie | Emma Kay Clay |
| Sour Kangaroo | Sophie Dryden |
| Young Kangaroo | Carina Kenefick |
| Wickershams | Lainey Gerard |
| Allison Harp | |
| Camila Kenefick | |
| Quinn Rorem | |
| David Scherm | |
| Bird Girls | Georgia Bryant |
| Olivia Domingez | |
| Emma Foughty | |
| Jewel Schonhoff | |
| Vald Vladikoff | Emma Foughty |
| Yertle the Turtle | David Scherm |
| Who’s | Joey Fisher |
| Kate Pritchett | |
| Sarah Raishe | |
| Jonathan Rizzo | |
| Riley Unterbug | |
| Dance Captain | Jewel Schonhoff |