Jeremy Ray TaylorSonny Quinn

Madison IsemanSarah Quinn

Caleel HarrisSam

Wendi McLendon-CoveyKathey Quinn

Ken JeongMr. Chu

Chris ParnellWalter

Bryce CassTyler

Peyton WichTommy

Shari HeadleyMrs. Carter

Christian FinlaysonCooper

Matthew Jose VasquezDerek

Courtney Lauren CummingsJess

Jessi GoeiMaya

Drew ScheidTyler's Crew

Tyler SilvaTyler's Crew

Sydney BullockVanessa

Jason LooneyTerrified Parent Monster-Mr. Rennie

Kendrick CrossSam's Father

Deja DeeMrs. Hoover

Brick JacksonParamedic- TJ

Krishnan Viren PatelPharmacist

Hallie JacksonNana

R.L. StineScience Award Presenter-Principal Harrison

Katharine C. LumpkinMonster Bride

Kent WagnerDead Pirate

Marsha ShackelfordCyborg

Barry W. Jerald Jr.Alien

Mary Tricia FroedgeMummy

Robert HuntMummy

Martin SkylerMummy

Grace TosoMummy

Calvin WickhamMummy

Taylor WilliamsMummy

Iyani GwendolynDay of the Dead Lady

Cheniqua LitchmoreDay of the Dead Lady

Hali J. RossDay of the Dead Lady

Joe MarriGoblin

Cody JenkinsGoblin

Sherri MillicanBanshee

Scott MillicanRed Haired Ghoul

Joseph N. HardinVampire

Alex T. HillScarecrow

Benjamin BladonRoyal Mummy

Mick WingertSlappy (voice)

Arianna JonesCheerleader

Ari SandelDirector

R.L. StineNovel

Darren LemkeStory

Rob LieberScreenplay, Story