Friend

Despite their different family backgrounds, four friends grew up together in the wearisome years of the 70s. But as time goes by, each of them takes a different life path.

• 
  Kwak Kyung-taek

• 
  Yu Oh-seong
  Joon-seok
• 
  Jang Dong-gun
  Dong-soo
• 
  Seo Tae-hwa
  Sang-taek
• 
  Jung Woon-taek
  Jeong-ho
• 
  Kim Bo-kyung
  Jin-sook
• 
  Ki Joo-bong
  Mustache
• 
  Joo Hyun
  Joon-seok's Father
• 
  Jeon Young-woon
  Dong-soo's Father
• 
  Lee Jae-yong
  Scar-Eye
• 
  Kim Hyun-ji
  Tall Woman
• 
  Yoo Seung-il
  Child Joon-seok
• 
  Jeong Hee-ryong
  Child Dong-soo
• 
  Kim Joon-beom
  Child Sang-taek
• 
  Kim Seong-bok
  Child Joong-ho
• 
  Kang Shin-il
  Sang-taek's Father
• 
  Kwon Nam-hee
  Sang-taek's Mother
• 
  Park Nam-hee
  Joon-seok's Mother
• 
  Lee Eun-joo
  Sin-ae
• 
  Kim Jung-tae
  Doruko
• 
  Yoo Byeong-seok
  Small Guy