Cast from Buddy's Mom

Kim Young-sam

Kyeong-soo (경수)

Ah Ri

Jeong Hyeon-ok

Kim Hae-jin

Baek-hyeon (백현)

Park Cho-hyeon

Bae Ji-yeon

Kim Jae-rok

[Kyeong-soo's Father]

Lee Jeong-gil

Captain Choi (최선장)

Kim Dae-beom

Woo-min (우민)