Director
Screenwriter
Main Role
-
Lee Jun YoungDo Hyeon JungMain Role -
Jung Eun JiLee Mi RanMain Role
Support Role
-
Lee Mi DoRosa [Gym's boss]Support Role -
Lee Seung RyongAlex / "Baby Muscle Man" [Gym's mascot]Support Role -
Park Sung YunIm Seong Im [Leader of the 'Three Witches']Support Role -
Lee Ji HyeYun Bu Yeong [Right arm of the 'Three Witches']Support Role -
Hong Yoon HwaPark Dul Hui [Left arm of the 'Three Witches']Support Role -
Lee Da EunLee Ji Ran [Mi Ran's sister]Support Role -
Jung Wook JinYeom Jun SeokSupport Role -
Lee Sang JinKang Dan [Ji Ran's boyfriend]Support Role -
Nam Kyu HeeKim Ye Jin [Co-worker]Support Role -
Kim KwonLee Roy [Iroy Gym owner]Support Role -
Park Hae InKang SolSupport Role
Guest Role
-
Kim YoonJun Hui (Ep. 1)Guest Role -
Lee Dong Yong[Landlord] (Ep. 1)Guest Role -
Kim Kyung Il[Police officer] (Ep. 1)Guest Role -
Park Geon Ju[Gangster] (Ep. 1-2)Guest Role -
Kim Dae Han[Gangster] (Ep. 1-2)Guest Role -
Park No Kyeong[Gangster] (Ep. 1-2)Guest Role -
Jung Ja Young[Member] (Ep. 2)Guest Role -
Kim Jun Hyun[Past client] (Ep. 2)Guest Role -
Na Ho Won[Bus driver] (Ep. 2)Guest Role -
Jung Ki Sun[Taxi driver] (Ep. 2)Guest Role -
Jo Jung ChiKang Cheol Nam (Ep. 3)Guest Role -
Choi Seol Hwa[Trainer] (Ep. 3)Guest Role -
Yun Sung Bin[Himself] (Ep. 3)Guest Role -
Park Tae Yun[Teen bully] (Ep. 3)Guest Role -
Han Sang Chul[Bus driver] (Ep. 3)Guest Role -
Hong Joo Hyung[Deliveryman] (Ep. 3)Guest Role -
Joo Kwang Hyun[SMF member (Ep. 3)Guest Role -
Cha Yu JinLee Suk Im (Ep. 4)Guest Role -
Yang Chi Seung[Nabbi Korea host] (Ep. 4)Guest Role -
Choi Jae Sub[Seong Im's husband] (Ep. 6)Guest Role -
Kim Oh Bok[Gym equipment repairman (Ep. 6)Guest Role -
Lee Kyung Oh[Hiker] (Ep. 7)Guest Role -
Kwak Na Yeon[Hiker] (Ep. 7)Guest Role -
Moon Sang Hoon[Blind date] (Ep. 8)Guest Role -
Kim Jung Han[Repairman] (Ep. 8, 12)Guest Role -
Park Beom ChanAlex [Young] (Ep. 10)Guest Role -
Lee Yoon Woo[Teen boy] (Ep. 10)Guest Role -
Kim Ye Jun[Teen boy] (Ep. 10)Guest Role -
Lee Jae Soon[Sweet potato seller] (Ep. 10)Guest Role -
Son Tae Wook[Vlogger] (Ep. 10)Guest Role -
An Tae Gyeong[Lawyer] (Ep. 10)Guest Role -
Sung Yeo Jin[Alex's mom] (Ep. 10)Guest Role -
Hwang Samuel[Consultation man] (Ep. 10)Guest Role -
Kim Chu Wol[Restaurant owner] (Ep. 11)Guest Role -
Jung HyukJeong HanGuest Role -
Shin Min SeoSin Su YeonGuest Role -
Kwon Hae WooYang Jae SikGuest Role -
Heo Jung DoPark Jun BaeGuest Role -
Choi Mu SungDong Han CheolGuest Role -
Kim Yu Jun[Mi Ran's crush] (Ep. 7)Guest Role -
Jeon Sang Hyuk[Vlogger] (Ep. 10)Guest Role
Cameo
-
Jung Dae Jin[Hyeon Jung's body double and couple] (Ep. 1)Cameo
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