Lee Ahn (16 Episodes)

Yoon Jae In (16 Episodes)

Kang Sung Mo (16 Episodes)

Eun Ji Soo (16 Episodes)

Kang Sung Mo (young) (16 Episodes)

Kang Eun-ju (16 Episodes)

Kim So-hyun (16 Episodes)

Lee Dae-bong (16 Episodes)

Yoon Tae-ha (16 Episodes)

Lee Seung-yong (16 Episodes)

Kang Geun-taek (16 Episodes)

Hong Soo-yeon (16 Episodes)

Oh Sook-ja (16 Episodes)

Hong Jeong-soo (16 Episodes)

Eun Byeong-ho (16 Episodes)

Math Teacher (16 Episodes)

Nam Dae-nam (16 Episodes)