Bae Jong-ok
Nam-woo's mother
Na Moon-hee
Nam-woo's grandmother
Jang Hang-seon
Jun-ho's father
Lee Byung-hun
Nam-woo (adult)
Lee Seok-jun
Office Colleague 1
Alejandro Fallick
Nam-woo (English version, voice)
Jay Hickman
Adult Nam-woo (English version, voice)
Clint Bickham
Jun-ho (English version, voice)
Chris Patton
Adult Jun-ho (English version, voice)
Christine McPeters Auten
Nam-woo's mother (English version, voice)
Shelley Calene-Black
Nam-woo's Grandma (English version, voice)
John Swasey
Jun-ho's Father (English version, voice)
Kira Vincent-Davis
Soog-Y (English version, voice)
Andy McAvin
Kyung-min (English version, voice)
Greg Ayres
Additional Voices
Monica Rial
Additional Voices
Kaytha Coker
Additional Voices
