Sissy

Drama

Vasilisa Belokon

(Grandma)

Avery Eletto

(Young Erin)

Santiago Gavidia

(Stefan)

Isabelle Kusman

(Teen Erin)

Liam Kyle

(Young Stefan)

Dylan J. Locke

(Allen)

Roma Mosavi

(Young Mark (as Roma Mezhennaia))

Dylan Nevill

(Teen Mark)