If You Were Me 4 Full Cast & Crew

as Park Jin-ju (Blue Bird on the Desk)

as Ma Jin-ju (Blue Bird on the Desk)

as So Young (U and Me)

as Chul Goo's Mother (U and Me)

as Hee So (Relay)

as Gyu Ri (Relay)

as Teacher (Blue Birds on the Desk)

as Vice Principal (Relay)

as Health Teacher (Relay)

as (Relay)

as Choi Young-chan (Girl on the Run)