365: Repeat the Year

Composer

• 
  Park Se Jun

Director

• 
  Kim Kyung Hee

Producer

• 
  Kim Seung Mo

Screenwriter

• 
  Lee Seo Yoon
• 
  Lee Soo Kyung

Main Role

• 
  Lee Jun Hyuk

  Ji Hyung Joo

  Main Role
• 
  Nam Ji Hyun

  Shin Ga Hyun

  Main Role
• 
  Kim Jee Soo

  Lee Shin

  Main Role

Support Role

• 
  Lee Sung Wook

  Park Sun Ho [Detective]

  Support Role
• 
  Yoon Joo Sang

  Hwang No Sub [Resetter / Cafe owner]

  Support Role
• 
  Ahn Seung Gyun

  Go Jae Young [Resetter / Pro-Gamer]

  Support Role
• 
  Yang Dong Geun

  Bae Jung Tae [Resetter]

  Support Role
• 
  Lee You Mi

  Kim Se Rin [Resetter]

  Support Role
• 
  Yoon Hye Ree

  Jin Sa Kyung

  Support Role
• 
  Ryeo Un

  Nam Soon Woo [Detective]

  Support Role
• 
  Ryu Tae Ho

  Heo Jang Il [Detective / Head of homicide team 1]

  Support Role
• 
  Jeong Min Sung

  Cha Jeong Suk [Resetter / Fund manager]

  Support Role
• 
  Lee Shi A

  Seo Yun Soo [Resetter]

  Support Role
• 
  An Min Yeong

  Song Ji Hyun [Zian Clinic]

  Support Role
• 
  Oh Hee Joon

  Goo Seung Min [Ga Hyun's assistant]

  Support Role
• 
  Kim Ha Eun

  Lee Yeong

  Support Role

Guest Role

• 
  Im Ha Ryong

  Choi Kyung Man [Resetter/Security Guard]

  Guest Role
• 
  Jeon Seok Ho

  Park Young Gil [Package delivery guy] (Ep. 1-3) / Park Young Soo

  Guest Role
• 
  Baek Soo Jang

  Oh Myung Chul [Suitor] (Ep. 1-2, 18)

  Guest Role
• 
  Lim Hyoun Soo

  Han Woo Jin [Webtoon company team leader] (Ep. 1-3)

  Guest Role
• 
  Min Do Hee

  Min Joo Young [Webtoon Artist] (Ep. 1-3)

  Guest Role
• 
  Sung Hyuk

  Kim Dae Sung [Dermatologist ] (Ep. 3-6, 9)

  Guest Role
• 
  Yoo Geon

  Ahn Gyung Nam [Swindler] (Ep. 1-2)

  Guest Role
• 
  Lee Jae Eun

  [Real estate agent] (Ep. 6)

  Guest Role
• 
  Kwon Gwi Bin

  [Neighbour] (Ep. 4, 7)

  Guest Role
• 
  Kim Ki Hwan

  [Traffic department cop] (Ep. 4, 11, 21)

  Guest Role
• 
  Jang Yong Bok

  [Security] (Ep. 5)

  Guest Role
• 
  Jang Dae Ung

  [Student witness] (Ep. 5)

  Guest Role
• 
  Kim Do Yeob

  [Student witness] (Ep. 5)

  Guest Role
• 
  Myung Jae Hwan

  Reporter Hwang [Reporter] (Ep. 5)

  Guest Role
• 
  Lee Ho Chul

  [Gangster] (Ep. 6-7)

  Guest Role
• 
  Kim Chu Wol

  [Kyung Man's wife] (Ep. 7, 9)

  Guest Role
• 
  Kang Hak Soo

  Kim Joong Seok (Ep. 7)

  Guest Role
• 
  Choi Seung Il

  [Florist] (Ep. 9)

  Guest Role
• 
  Kim Bi Bi

  Choi Sung Hee (Ep. 10)

  Guest Role
• 
  Koo Ji Hye

  [High school student] (Ep. 10)

  Guest Role
• 
  Moon Ha Yeon

  Kim Ah Reum (Ep. 10-11)

  Guest Role
• 
  Min Kyung Ok

  [No Sub's wife] (Ep. 11)

  Guest Role
• 
  Lee Chae Kyung

  Kim Soo Yeon (Ep. 11-20)

  Guest Role
• 
  Jang Joon Hyun

  Jang Jin Ho (Ep. 11-12)

  Guest Role
• 
  Lee Sae Byul

  Bae Jung Hee (Ep. 12-18)

  Guest Role
• 
  Lee Tae Vin

  Choi Young Woong [Se Rin's boyfriend] (Ep. 12-20)

  Guest Role
• 
  Lee Chung Mi

  [Kim Se Rin's sister] (Ep. 13-15)

  Guest Role
• 
  Uhm Tae Ok

  [Bus driver] (Ep. 14)

  Guest Role
• 
  Eom Ok Ran

  [Bae Jung Tae's neighbor] (Ep. 15)

  Guest Role
• 
  Kim Byung Chul

  Jung In Sub (Ep. 16)

  Guest Role
• 
  Kim Gyeong Min

  Attorney Han (Ep. 16, 18)

  Guest Role
• 
  Park Seon Woo

  Ko Suk Gyu (Ep. 16, 18)

  Guest Role
• 
  Eom Ji Man

  [Police officer] (Ep. 19)

  Guest Role
• 
  Park Geon Rak

  Jung Ju Hyun (Ep. 19, 21)

  Guest Role
• 
  Shin Ki Won

  [Motorcyclist] (Ep. 21-22)

  Guest Role
• 
  Kim Woo Jin

  [Injured motorcyclist] (Ep. 22)

  Guest Role
• 
  Seo Min Sung

  [Zian Clinic's staff]

  Guest Role
• 
  Kim Ha Kyung

  So Hye In [Flower shop owner]

  Guest Role
• 
  Shin Hee Chul

  [Courier]

  Guest Role
• 
  Park Ji Ho

  [Police officer] (Ep. 10)

  Guest Role
• 
  Ma Jung Pil

  [Samo Pharmaceuticals staff] (Ep. 22-23)

  Guest Role
• 
  Lee Dong Ha

  Jo Hyun Woo [So Hye In's husband]

  Guest Role
• 
  Chae Yeon Hee

  [Volunteer club member] (Ep. 13)

  Guest Role
• 
  Hwang Yoon Joo

  [Flower shop part time worker]

  Guest Role
• 
  Ha Young Jin

  [Detective]

  Guest Role
• 
  Gi Hwan

  [Dealer]

  Guest Role
• 
  Choi Hwa Young

  [Apartment security guard] (Ep. 9)

  Guest Role
• 
  Yoon Hyun Guest Role
• 
  Ahn Joong Kwon

  [Nursing home staff]

  Guest Role
• 
  Jung Wan Hee

  [Detective]

  Guest Role
• 
  Park Jin Sung

  [Doctor] (Ep. 23)

  Guest Role
• 
  Shin Ye Seo

  [Girl playing] (Ep. 3)

  Guest Role
• 
  Kim Jung Sik

  [Stabbed judge] (Ep. 1-2)

  Guest Role