A quartet of American POWs escape behind enemy lines and try to make their way back to their units in the South. Along the way, they're aided by a young Korean boy and his adopted dog, a US trained German Shepherd named Lobo.
| Actor | Role |
|---|---|
 Rory CalhounMSgt. Ed Brent (escaped POW) | MSgt. Ed Brent (escaped POW) |
 William BendixSgt. Peter L. Kane (escaped POW) | Sgt. Peter L. Kane (escaped POW) |
 Richard JaeckelCpl. John Estway | Cpl. John Estway |
 Richard ArlenCol. Ralph Holbein | Col. Ralph Holbein |
 John AgarIntelligence Captain | Intelligence Captain |
 Manuel Padilla Jr.Han | Han |
 Robert IversPvt. Kirk Wilson (Escaped POW) | Pvt. Kirk Wilson (Escaped POW) |
 Flame the dogLobo | Lobo |