A doctor's ex-wife dies of nicotine poison.

The TARDIS arrives in England, 1925, near to where a mysterious, gurgling man has escaped his bonds and started strangling servants. The Doctor is “expected“ and taken (along with Tegan, Nyssa and Adric) to the Cranleigh's country estate where The Doctor participates in a cricket match and Nyssa turns out to be the near spitting image of Ann, fiancée of Charles Cranleigh. They all stay for an afternoon costume ball. Tegan teaches others how to do the Charleston, and Adric eats, but The Doctor finds himself searching through secret passageways in his bathrobe after the gurgling man steals his clothing and party costume to attend the ball and deal with one of the guests.

The TARDIS arrives in 1925 England where the Doctor ends up playing in a local cricket match due to a case of mistaken identity. The travellers accept an invitation to a masked fancy dress ball, but events take on a more sinister tone as murders are perpetrated at the country home of their host, Lord Charles Cranleigh.

The Tardis team revisit the locations of Black Orchid Hosted by Mark Strickson.

Paper Orchid is a 1949 British crime film directed by Roy Ward Baker, with a script written by Val Guest. It featured Hugh Williams, Hy Hazell and Garry Marsh. It is perhaps most notable for an early film appearance of Sid James, later to find success through the Carry On series.

Lost in a whirlpool of loss and regret, Harry Bradshaw attempts to find innocence.

A white, plantation owning family in Dominica waits for the return of the patriarch from WWI, but things change when he does.

The fourth episode of 500 Years of Joseon Dynasty covers the first half of the 16th Century, from the reign of Jungjong to Myeongjong.

An archaeologist working in Southern Mexico believes that there are remnants of the ancient Toltec civilization in a remote area. He requests a photographer, and is frustrated when he is sent a young woman to do the job. He continually annoys her with his narrow-minded remarks, yet she takes the pictures he requests of a local fiesta, and later she convinces a plantation owner from the area to be their guide. As they begin the trip in search of the archaeologist`s goal, he begins to respect the young photographer. But as both he and their guide become increasingly attracted to her, tensions begin to build, even as they face ever-increasing dangers.

Stamford and Carla attend the wedding of a longtime friend of Stamford's, Lee Cheng. When the wedding toast is drunk, chaos ensues when an entire table of guests is poisoned. Only four, including Stamford, survive. The six victims are a mixed bunch, from a major industrialist to a gossip columnist. How can you find the murderer when you don't even know who the target was? Stamford works his way through the false leads and learns much about the underside of the lives of the rich and famous before he uncovers the bizarre truth