Sheila Bennet returns to New York from Cuba carrying $40,000 worth of smuggled diamonds - and smallpox, which could start a devastating epidemic in the unprotected city. Treasury agent Johnson loses her but keeps doggedly on the trail, while Public Health
Society sleuths Nick and Nora Charles investigate a murder aboard a floating casino.
Nick and Nora Charles are attending a charity benefit aboard a gambling ship.
After a murder occurs, suspicion falls on Phil Brant, who had argued with the victim earlier
The TARDIS crew is still missing Susan Foreman when the ship lands on a planet the Doctor eventually recognises as Dido, a world he has visited before. The trio soon encounter two survivors of a space crash, Vicki and Bennett, who are awaiting a rescue sh
