Doctor Who (1963) Season 19 Episode 17 Black Orchid (1)

Doctor Who season 19 episode 17, titled "Black Orchid (1)," takes place in June of 1925, where the Doctor and his companions Tegan, Nyssa, and Adric find themselves in a grand English country house. The TARDIS team is surprised to find they have arrived during a costume ball, with everyone in full masquerade regalia. They quickly discover that they are the guests of the Cranleigh family and that their host, Charles Cranleigh, believes the Doctor is a famous cricketer, which allows them to stay for the party.

The Doctor is intrigued by the house and its inhabitants, and he and Nyssa begin to explore and investigate. However, things take a strange turn when a mysterious masked figure begins to stalk and attack guests at the party, leaving a black orchid at each scene. The Doctor, Tegan, and Adric find themselves caught up in the mystery, trying to solve who the attacker is and why they are targeting the guests. Meanwhile, Nyssa is invited to dance with Cranleigh's younger brother, and the two begin to form a connection.

As the investigation continues, the Doctor and his companions begin to uncover secrets about the Cranleigh family, including the tragic death of Charles' twin brother, who had eerily similar traits to the masked attacker. They also discover that the black orchid is a rare and valuable flower that holds meaning for the Cranleigh family. The Doctor must work quickly to solve the mystery and protect the guests from harm.

"Black Orchid (1)" is a classic Doctor Who mystery episode, filled with intriguing characters, suspenseful plot twists, and plenty of costume party fun. The story is well-paced and engaging, with a focus on character development as well as the investigation. Fans of the show will appreciate the nods to classic whodunit stories, as well as the atmospheric setting and detailed period costumes and sets. Overall, this episode is a delightful and entertaining addition to the Doctor Who canon.