sophie turner as NIKKY hargreeves
' the phoenix '

tom hopper as LUTHER hargreeves
' spaceboy '

david castañeda as DIEGO hargreeve
' the kraken '

emmy raver-lampman as ALLISON hargreeve
' the rumour '

robert sheehan as KLAUS hargreeves
' the seance '

aidan gallagher as FIVE hargreeves
' the boy '

justin h. min as BEN hargreeves
' the dead one '

ellen page as VANYA hargreeves
' the white violin '