As One (2012)

Composer

• 
  Kim Tae Seong

Costume Designer

• 
  Yoon Jung Hee

Director

• 
  Moon Hyun Sung

Makeup Artist

• 
  Shin Eun Yeong

Martial Arts Choreographer

• 
  Park Yeong Shik

Music Editor

• 
  Jeong Sang Woo

Producer

• 
  Son Sang Beom

Production Sound Mixer

• 
  Lee Seung Yeop

Screenwriter

• 
  Yoo Young Ah
• 
  Kwon Sung Hui

Visual Effects

• 
  Park Yeong Su
• 
  Jang Seong Ho

Main Role

• 
  Ha Ji Won

  Hyun Jung Hwa

  Main Role
• 
  Bae Doo Na

  Lee Bon Hee

  Main Role

Support Role

• 
  Han Ye Ri

  Yu Soon Bok [Bun Hee's roommate]

  Support Role
• 
  Choi Yoon Young

  Choi Yun Jung [Jung Hwa's roommate]

  Support Role
• 
  Park Cheol Min

  Lee Eun Il [Coach]

  Support Role
• 
  Kim Eung Soo

  Jo Nam Poong

  Support Role
• 
  Oh Jung Se

  Oh Doo Man

  Support Role
• 
  Lee Jong Suk

  Choi Gyeong Seop

  Support Role
• 
  Park Young Seo

  Choo Il Sung

  Support Role
• 
  Kwon Tae Won

  Chief Choi

  Support Role
• 
  Yoo Hyung Kwan

  Chief Park

  Support Role
• 
  Park Jung Hak

  Captain Jang

  Support Role
• 
  Jang Liu

  Wang Ming

  Support Role
• 
  Park Ji Yun

  Jo Mi Jin

  Support Role
• 
  Lee Kyung Hun

  Park Joon Suk

  Support Role
• 
  Sung Do Hyun

  Kim Min Cheol

  Support Role
• 
  Kang Soo Young

  Kang Gyung Jin

  Support Role
• 
  Chun Woo Hee

  [Jung Hwa's younger sister]

  Support Role
• 
  Jeon Seung Jae

  Kim Dong Soo

  Support Role
• 
  Han Sa Myung

  Kim Jung Shik

  Support Role

Guest Role

• 
  Shin Mo Kyung

  Shin Hye Gyung

  Guest Role
• 
  Chuk Jae Hee

  Gao Wei Ye [Ping Pong player]

  Guest Role
• 
  Lee Eun Joo

  Ji Yeon Soo

  Guest Role
• 
  Lee Joo Shil

  Grandma Kim

  Guest Role
• 
  Stafford Paul

  Matthew [UK announcer]

  Guest Role
• 
  Lee Han Wi

  [Korean sports commentator]

  Guest Role
• 
  Kim Won Hae

  [Korean sports commentator]

  Guest Role
• 
  Sung Byung Sook

  [Jeong Hwa's mother]

  Guest Role
• 
  Kim Jae Hwa

  [Chinese table tennis player]

  Guest Role
• 
  Cha Chung Hwa

  [Korea cheering team]

  Guest Role
• 
  Shin Dong Hoon

  [South Korean agent]

  Guest Role
• 
  Kim In Woo

  [Japanese commentator]

  Guest Role
• 
  Nam Moon Chul

  [Captain of Korea cheerleading squad]

  Guest Role
• 
  Hyun Jung Hwa

  [Table tennis forum, consultant]

  Guest Role
• 
  Park Ki Duk

  [South Korean security agent #4|]

  Guest Role

Bit part

• 
  Yokouchi Hiroki

  [Japanese announcer]

  Bit part
• 
  Joo Young Ho

  [North Korean security agent #1]

  Bit part
• 
  Lee Sang Won

  [North Korean Security Agent #2]

  Bit part
• 
  Kim Hong Soo

  [Chinese commentator]

  Bit part
• 
  Heo Jae Ho

  [News company employee]

  Bit part
• 
  Kwon Eun Soo

  [Chongryon cheering leader]

  Bit part
• 
  Park Ki Deok

  [South Korean agent 4]

  Bit part
• 
  Kim Seo Kyung

  [South Korean agent 3]

  Bit part
• 
  Choi Jae Hoon

  [South Korean agent 2]

  Bit part
• 
  Jung Jong Hoon

  [Chinese team coach]

  Bit part