Cha Eun-sang
Kim Tan
Choe Yeong-do
Yu Rachel
Yoon Chan-young
Kim Won
Lee Bo-na
Lee Hyo-shin
Jo Myeong-soo
Lee Sang-woo
Kang Ye-sol
Kang Han-na
Yoo Kyung Ran [Young Do's mother]
Yang Da Kyung [Kim Won's arranged date]
Prof. John S. Keating
Clothing store employee