On the most recent episode of "Itaewon Class" actress Seo Eun-soo made a noteworthy appearance. She has been identified in the cast list as an interviewee, and appeared in a sequence wherein Park Seo-joon and Kim Da-mi's characters are attempting to locate employees for their restaurant, Dr. Romantic, Dr. Romantic 2, Hotel Del Luna, Itaewon Class, Kingmaker, Legal High, Top Management, Young Poem, Ahn Bo-hyun, Kim Da-mi, Kim Dong-hee, Kim Seong-yoon, Kwang Jin, Kwon Nara, Park Seo-joon, Seo…