Erskine and Haber are sent to Siam to be deliberately captured so they can obtain a blueprint of the Burma - Siam railway, which is being built by allied prisoners.
| Name | Type | Role | |
|---|---|---|---|
| Ron McLean | Writer | ||
| Lorraine Bayly | Guest Star | ||
| John Trenaman | Guest Star | ||
| George Assang | Guest Star | ||
| Charles McCallum | Guest Star | ||
| Martin Vaughan | Guest Star | ||
| Bill Hunter | Guest Star | ||
| Kuki Kaa | Guest Star | ||
| John Meillon | Guest Star | ||
| Howard Rubie | Director |