Cast from Rainbow Bubblegem

Jung Hye-won

Purple Star (voice)

Jo Kyeong-i

Red Ruby (voice)

Kim A-rong

Green Leaf / Monnaie (voice)

Kim Ga-ryung

Orange Amber (voice)

Jeon Hae-ri

Blue Sapphire / Shinram / White Gold (voice)

Kim Eun-ah

Yellow Gold / Leo Wood (voice)

Yeo Min-jeong

Indigo Keen / Heart Corn (voice)

Um Sang-hyun

Pink Star (voice)

Jeon Sook-kyung

Stings / Black Dia (voice)

Jeon Tae-yeol

Prickle (voice)

Hong Jin-wook

Purple King (voice)