Mark and April are sent to Denmark to rescue Stanley Umlaut who has been kidnapped by Thrush. Stanley, unknowingly, has eaten a piece of Danish blue cheese that contains a microdot hidden by Thrush agents.
| Name | Type | Role | |
|---|---|---|---|
| Arthur Weingarten | Writer | ||
| William Bramley | Guest Star | ||
| Walter Janovitz | Guest Star | ||
| Dom De Louise | Guest Star | ||
| Patrick Campbell | Guest Star | ||
| Ivan Triesault | Guest Star | ||
| Carl Carlsson | Guest Star | ||
| Ernest Sarracino | Guest Star | ||
| John MacNusson | Guest Star | ||
| Burt Brandon | Guest Star | ||
| Mark de Vries | Guest Star | ||
| Virginia Gregg | Guest Star | ||
| Fritz Feld | Guest Star | ||
| Cindy Taylor | Guest Star | ||
| Lloyd Bochner | Guest Star | ||
| Mitchell Leisen | Director |