A 12-year-old tech prodigy, whose science experiment goes awry, forges a telepathic connection with his best friend, Henry-his dog! The duo join forces and use their unique perspectives on life to comically overcome complications of family and school.
| Actor | Role |
|---|---|
 Gabriel BatemanOliver | Oliver |
 Todd StashwickHenry (voice) | Henry (voice) |
 Josh DuhamelLukas | Lukas |
 Megan FoxEllen | Ellen |
 Kunal NayyarMr. Mills | Mr. Mills |
 Madison HorcherSophie | Sophie |
 Hou MinghaoXiao | Xiao |
 Izaac WangLi | Li |
 Dillon AhlfBrayden | Brayden |
 Billy 4 JohnstonNicholas | Nicholas |
 Janet MontgomeryBridget | Bridget |
 Julia JonesAgent Munoz | Agent Munoz |
 Bryan CallenAgent Callen | Agent Callen |
 Lara GriceMs. Shackley | Ms. Shackley |
 Gralen Bryant BanksPrincipal Harris | Principal Harris |
| WWill JungerWill | Will |
 Marnette PattersonCindy | Cindy |
| ZZoe LazarDebbie | Debbie |
| JJulia BadingerGirl Playing Juliet | Girl Playing Juliet |
 Sean BoydHunter | Hunter |
 Mason GuccioneRodney | Rodney |
 Jannette SepwaJasmine | Jasmine |
 Jason EdwardsMr. McClelland | Mr. McClelland |
 Lena ClarkMrs. McClelland | Mrs. McClelland |
 Lin YongjianShen | Shen |
 Silas CooperDJ | DJ |
 David RaydenRockford | Rockford |
 Bowen DongDelivery Boy | Delivery Boy |
| KKaitlin HarrisSelf - Student | Self - Student |
| BBrad NappSwat Officer 1 (uncredited) | Swat Officer 1 (uncredited) |