A plane crashes in Ireland in suspicious circumstances, and the bodies are taken to the nearby St. Mary's Convent . Steed calls in Dr. King to check up on the circumstances of death, while he samples Irish hospitality and bad deeds at Shamrock Airport.
| Creator | Sydney Newman |
|---|---|
| Actor | Patrick Macnee, Linda Thorson, William Lucas |
| Country | United Kingdom |
| Production | Associated British Picture Corporation |