Ditto

In this endearing supernatural love story spanning two decades, a university student finds himself communicating with a female classmate from the same school through an antique ham radio.

• 
  Kim Jeong-kwon

• 
  Kim Ha-neul
  Yoon So-eun
• 
  Yoo Ji-tae
  Ji-in
• 
  Ha Ji-won
  Soe Hyeon-ji
• 
  Park Yong-woo
  Ji Dong-hee
• 
  Kim Min-joo
  Hur Sun-mi
• 
  Shin Cheol-jin
  Security Guard
• 
  Yoo Tae-gyun
  Yoon So-eun's Father
• 
  Lee In-ok
  Yoon So-eun's Mother
• 
  Lee Yeong-gwang
  Professor
• 
  Kim Sang-won
  Ji-in's Friend
• 
  Kim Do-yoon
  Ham Radio Club 1
• 
  Kong Yu-seok
  Ji-in's Friend
• 
  Yoo Jin-hee
  Hospital lady
• 
  Maeng Bong-hak
  Doctor
• 
  Kim Do-sik
  Butler
• 
  Kim Bang-sun
  Librarian
• 
  Son Kang-gook
  Ham Radio Club 2
• 
  Lee Kyung-hoon
  Literature Club 3
• 
  Lee Seung-chan
  Literature Club 4