Hogan manages to free four underground leaders from the Germans and smuggles the quartet into Stalag 13. But a plan to spirit the men off to freedom in England suddenly looks hopeless when a leaky pipe fills the gang's emergency tunnel with water!
| Creator | Bernard Fein |
|---|---|
| Actor | Bob Crane, Werner Klemperer, John Banner |
| Country | United States of America |
| Production | Alfran Productions |