Star and Brandon, estranged brother and sister, are brought together after their mother's recent death and her absurd final request to dispose of her ashes in the body of a whale. With no choice or face losing their much-needed inheritance - they embark on a road trip to Texas where they not only encounter adventure, but also encounter each other.
| Actor | Role |
|---|---|
 Tammin SursokStar Walker | Star Walker |
 Tom FeltonBrandon Walker | Brandon Walker |
 Wendi McLendon-CoveyAunt Jackie | Aunt Jackie |
 David KoechnerUncle Randal | Uncle Randal |
 Austin SwiftJ. T. | J. T. |
| DDylan SandiferLittle Pepe | Little Pepe |
| DDarron DunbarIra Rhodes | Ira Rhodes |
 Brent MendenhallGeorge W. Bush | George W. Bush |
| CColin MahanGeorge W. Bush (voice) | George W. Bush (voice) |
| WWilliam OhlEdward Gibbons | Edward Gibbons |
| FFrank HayslipSam the Clerk | Sam the Clerk |
 Stacy CasaluciStewardess | Stewardess |
| CChloe DavisRed Head Girl | Red Head Girl |
| DDax WilliamsonCarnival Worker | Carnival Worker |
| CCarrie CliffordPark Ranger | Park Ranger |
| TTony SkinnerWilliam | William |
| JJay DeeFather | Father |
| BBrandon Delmer DoylePark Goer | Park Goer |
| BBrian H. HooperMan in Airport | Man in Airport |