Season Regulars 13

1. 

   Yeo Jin-goo

   Young Goo

2. 

   Bang Min-ah

   Uhm Da-Da

3. 

   Hong Jong-hyun

   Ma Wang-Joon

4. 

   Hong Seo-young

   Diana

5. 

   Choi Seong-won

   Nam Bo-Won

6. 

   Kong Jeong-hwan

   Department Head Ko

7. 

   Kwon Hyun-sang

   Hwang In-Hyuk

8. 

   Cha Jung-won

   Baek Kyu-Ri

9. 

   Kim Do-hoon

   Yoo-Jin

10. 

    Hong Seok-cheon

    Geum Eun-Dong

11. 

    Ha Jae-sook

    Yeo Woong

12. 

    Choi Joo-won

    Hwa-Ni

13. 

    Ko Jung-min

    Ran

Guest Stars 0

There are no cast records added to Who Is That Guy?.

Crew 0

There are no crew records added to Who Is That Guy?.