Who is responsible for the disappearance of agents in Vienna?
| Name | Type | Role | |
|---|---|---|---|
| Philip Broadley | Writer | ||
| Susan Hampshire | Guest Star | ||
| Tony Thawnton | Guest Star | ||
| Brian Gilmar | Guest Star | ||
| John Miller | Guest Star | ||
| Howard Goorney | Guest Star | ||
| Lesley Allen | Guest Star | ||
| Murray Kash | Guest Star | ||
| Denis Shaw | Guest Star | ||
| George Cormack | Guest Star | ||
| Cameron Miller | Guest Star | ||
| Maxwell Shaw | Guest Star | ||
| Frank Maher | Guest Star | ||
| Desmond Cullum-Jones | Guest Star | ||
| Don Chaffey | Director |