Powerful Opponents Toate | Sezonul 1

• Drama: Formidable Rivals (Powerful Opponents )
• Revised romanization: Kangcheok deul
• Also known as: Powerful Opponents / Rivals / Adversaries
• Hangul: 강적들
• Director: Han Jun-Seo
• Writer: Kang Eun-Kyung
• Network: KBS2
• Episodes: 16
• Release Date: April 14 - June 3, 2008

• Chae Rim	Lee Jin-Wook	Lee Jong-Hyeok	Lim Hyeon-Shik	Oh Gwang-Rok
  Cha Yeong-Jin	Kang Su-Ho	Yu Kwan-Pil	Cha Il-Sang	Cha Kwang-Su