Obsazení a štáb Šílená romance
Yoo In-youngBaek Soo-young Ko Kyu-pilJoo Joon-Pal / "John" Son Ki-chulGoTop Teaching assistant Park Jong-mooHan Ji Ho [Doctor] Kim Bong-hee[Go Jin's grandma] Moon Joo-wonNoh Go Jin [Child] Yoon Hye-reeNa Soo Yeon [GoTop ex-employee] Shim Won-cheolChu Moon Sik [Yong Gu's friend / Ok Hee's Father] Kang Moon-kyung[Shareholder] Jeong Sin-hyeOh Se Hee [Se Gi's sister] Bae Ki-beomYoo Jae Ho [Doctor] Jang Se-won[Se Gi's secretary] Tae In-hoLee Dae Seok [Reporter] Park Young-bok[Yong Gu's friend] Han Myeong-hwan[Floral deliveryman] Yoon Sa-bongHong Yeo Sa [Yang Tae's wife] Moon Hyung-Chul[Yong Gu's friend] Kim Bong-sooOh Se A [Se Gi's father] Kim Jin-ok[Student's mother] Kang Hak-soo[Special lecture staff] Heo Seon-haeng[Baekga University professor] Lee Jae-woo[Baekga University professor] Choi Dae-chulBae Byun Ho [Lawyer] Lee Yeon-ju[Hotel receptionist] Shin Jun-Chul[Interviewer] Jeon Jung-il[Driver on call] Park Pal-YoungBaek [Soo Young's father / Chairman] Koo Min-hyuk[Taxi driver] Hong Seok-yeon[Patient's father] Ha Young-jin[Police officer] Baek Gil-seong[Chairman Baek's secretary] Kim In-kyungOh Hee Seok [Shin Ah's friend] Park Chul-MinSon Sang Won [Reporter] Kim Mi-raLee Soo Yeon [Interviewee] Yoon Sung-woo[Hye Sun's son] Lee Dong-wook[CCTV Installer] Na Mi-Hee[Student's upset mother] Jang Ui-don[Master Education CEO] Joo Seung-Do[Master Education teacher] Kim Do-wonKim Do Yoon [Eun Jung's son] 
