Wang Gyeong-tae (16 episodes)
Choi Su-yeol (1 episode)
Kwon Si-wook (12 episodes)
Campaigner
Hong Nam-il (6 episodes)
Kim Dong-Hyeon (Eps 1,8) (2 episodes)
Sa Kyeong-jun (16 episodes)
Lee Byung-Hoon (16 episodes)
Philip An (12 episodes)
Office Worker
Nam Woo-Jin (32 episodes)
Lee Doo-Sik (16 episodes)
Jang Gyu-Ho (16 episodes)
Jo Yoon Pyo [Phone Buyer] (4 episodes)
Kim Tae-gyun (4 episodes)
Kyung-soo
Tae-woo
Kim Do-chi