标中译题目为菠萝字幕组版本/首播日期/英文剧情介绍zz imdb试播集（豆瓣有单独词条）

00 The Secret Adversary 暗藏杀机

9 Oct. 1983

After two old friends accidentally meet and resolve to become investigators for hire, they quickly become embroiled in a missing treaty and a Bolshevik conspiracy.正式剧集

01 The Affair of the Pink Pearl 粉红色珍珠案

16 Oct. 1983

Newly married but bored Tommy and Tuppence take over a defunct detective agency and are quickly hired to investigate the case of a stolen pink pearl.

02 Finessing the King 小牌巧胜老K（菠萝字幕组版于「牧师的女儿」和「大使的长筒袜」间）

23 Oct. 1983

After seeing a suspicious coded message in the newspaper, Tuppence and Tommy attend a masked ball and find a costumed woman dying from a knife wound.

03 The House of Lurking Death 杀机暗伏之屋

30 Oct. 1983

Lois Hargreaves fears for her life. Tommy and Tuppence are called upon but fail to arrive before death's visit.

04 The Sunningdale Mystery 太阳谷之谜

6 Nov. 1983

After a businessman is found dead on a golf course, stabbed through the heart with a hat-pin, the Beresfords try to prove that the accused woman, Doris Evans, is innocent.

05 The Clergyman's Daughter 牧师的女儿

27 Nov. 1983

After a young woman's inherited manor house appears to be haunted, but Tommy and Tuppence try to prove the poltergeist to be corporeal.

06 The Ambassador's Boots 大使的长筒袜

4 Dec. 1983

The new U. S. Ambassador to Britain confides to the Beresfords that on the voyage there someone substituted another travel bag for his, a bag that only contained his boots.

07 The Unbreakable Alibi 无懈可击的伪证（菠萝字幕组版与「雾中人」对调）

11 Dec. 1983

Monty Jones hires the Beresfords to help him win a bet and break a concocted alibi by beautiful Una Drake, who has agreed to marry him if he can.

08 The Man in the Mist 雾中人

18 Dec. 1983

The Beresfords investigate the murder of Gilda Glenn, a well-known stage actress, but everyone involved has an alibi.

09 The Case of the Missing Lady 失踪女士案

1 Jan. 1984

Gabriel Stavansson ask Tommy and Tuppence to find his fiancée. The Beresfords are then set upon a diabolical mystery at The Grange House.

10 The Crackler 假钞案

14 Jan. 1984

Scotland Yard recruits the Beresfords to infiltrate an exclusive gambling club and expose the mysterious and ruthless gang of counterfeiters operating there.