Unusually for episodic radio drama, several episodes were sequels of earlier broadcasts, or at least recycled the same ideas: A character and setting from the very first episode " Nothing Behind the Door " ( 8 June 1947 ) are referenced in one of the last episodes, " The Other Side of the Stars "; in " The Man Who Knew Everything " ( 6 March 1949 ) the titular character seems to die at the episode's end, only to return in " The Venetian Blind Man " ( 3 April 1949 ).

Unusually for such features, the two episodes were not simply joined together, but substantially re-cut and edited, with " The Interrogation " being the framing episode, and the flashback sequences originally used in that episode ( principally from " The Beginning ") expanded.

Unusually, however, the episode title, writer and director credits appear before the opening title sequence, though after the theme tune has started.

Unusually, the program aired outside of prime-time ; each episode was aired mid afternoon each weekday and then repeated late that night.

Unusually, the play begins on its second level: the opening scene introduces the nobleman Donobert, his daughters Constantia and Modestia, and their suitors Cador and Edwin, and begins the story of Modestia's conflict between her desire for a religious vocation versus social pressures to marry.

Unusually heavy snows in both the mountains and the valley floor drove the antelope toward their normal feeding grounds in the eastern part of the valley.

Unusually for a piano sonata, there are optional parts for other instruments: near the end of the first movement there is an optional part for viola, and in the last movement a flute ( an instrument which Thoreau played ) briefly appears.

Unusually, it is divided between the provinces of Girona and Barcelona, with Fogars de la Selva being part of Barcelona province, and all other municipalities falling inside Girona province.

Unusually for a social democrat, Stinson's base was in the southern part of Winnipeg ( after the General Strike of 1919, the north end generally elected socialist and labour candidates while the south supported pro-business figures ).

Unusually for a 1985 ( second year ) toy, Shockwave was part of Transformers fiction from the first year, appearing in both the original cartoon pilot and 4-issue comic book miniseries.

Unusually, the band's first, self-titled album was released first in West Germany in 1981, where it sold moderately well ; this was due in part to the enthusiasm of West German record promoters ( including photographer Jim Rakete ) for the band, in contrast to the East German state record label Amiga's reluctance to produce an album.

Unusually, part of Fazakerley is in the neighbouring borough council of Knowsley, with the boundary running down Copple House Lane.

Unusually, it is impossible to fully traverse the district by car in any direction, due in part to its extremely hilly topography, and to a system of road-blocks designed to combat ratrunning.

Unusually for the time, Castello often specifies the instruments for each part, calling for cornetti, violins, sackbutts and dulcians.

Unusually all 3 cylinders were part of a single ' monobloc ' casting.

Unusually for an obscure aspect of grammar, center embedding is the focus of a science fiction novel, Ian Watson's The Embedding, and plays a part in Ted Chiang's Story of Your Life.

Unusually, rather than providing businessmen with female companionship, the activities of their escort agency essentially involve the pair swooping on unsuspecting foreigners who call them, and forcing them to take part in a drinking binge at their expense.

Unusually, the island is divided between two counties, with Novalja and Stara Novalja being part of the northern Lika-Senj County.

Unusually, the two islands are treated as one entity by the UK census.

Unusually, the Clarinet Concerto has just one continuous movement and contains a struggle between the soloist and the orchestra and between the two principal competing keys, F major and E major.

Unusually for a Kraftwerk album it did not have separate German and international vocal mixes, but was released only in one version, with a mix of French, German and English.

Unusually, Bakerloo line trains joining or leaving the Watford DC Line do so by passing through the carriage shed on one of the two outer roads.

Unusually for a funicular line, three such cars were provided, only two of which were in use at any one time.

Unusually, the B & L Junction canal's summit level was designed to be a few inches lower than the older canal, so the newer canal gains a small amount of water each time the lock is cycled ( the reverse of the practice usually insisted on by canal companies as a condition for not opposing the construction of a newer one ).

Unusually, and as a result of unique Connecticut State court rules, Yale Law allows first-year students to represent clients through one of its numerous clinics ; other law schools typically offer this opportunity only to second-and third-year students.

Unusually for Zola, the novel contains very few characters and locations, and the level of realist observation compared to outright fantasy is most uncharacteristic ; however, the novel remains extraordinarily powerful and readable, and is considered one of Zola's most linguistically inventive and well-crafted works.

Unusually for Sid James, his character is a faithful husband, albeit a cheeky and sorely tempted one.

Unusually among animals, in most species, the sperm cells have two tails, rather than one.

Unusually, Hurricanes Bonnie and Charley produced tropical storm force winds in the Azores, and the former caused one fatality.

Unusually for a butterfly, the female does not lay her eggs on the leaves or stem of the caterpillar's food source ( in this case violets ), but instead one or two meters above the woodland floor in the crevices of tree bark close to clumps of violets.

Unusually, neither of these sequence breaks were fixed in rereleases, though a separate one involving Pokémon Stadium 2 and the Fresh Water item being used to skip Cerulean Gym was fixed in Pokémon FireRed and LeafGreen.

Unusually for a Hardy novel, most of the characters live happily ever after ; however, the ending is debatably an ominous one.

Unusually for a relatively large village, Branston now has only one public house, the Waggon and Horses, a modern building which stands on the High Street close to the historic centre of the village.

Unusually for an enquiry report of that era, the report became, one of the biggest jobs for the Government Printer at the time.

Unusually, Stoke Newington has two ' Cross of Sacrifice ' monuments constructed shortly after the end of WWI based on Blomfield's famous design: one on the lawn in front of St. Mary's Church on Church Street, and one in front of the south-facing facade of Abney Park Chapel in the cemetery.

Unusually, he made all of his centuries outside England-four in Australia, one in New Zealand and one in Pakistan.

Unusually for a drow, who are typically xenophobic and view virtually all other races as inferior, he is knowledgeable about many other races and cultures, and seems able to speak a wide array of languages perfectly ( it is thought that he has some magic item that grants him an effect similar to the " Tongues " spell, allowing one to speak all languages ).

Unusually, it does not carry the branding of CSC's urban music station Flava, despite the other specialist charts being allied to one of CSC's channels.

Unusually, Stephen was raised in his mother's household rather than being sent to a close relative ; he was taught Latin and riding, and was educated in recent history and Biblical stories by his tutor, William the Norman.

Unusually for an object in the Solar System, Halley's orbit is retrograde ; it orbits the Sun in the opposite direction to the planets, or clockwise from above the Sun's north pole.

Unusually, the Cyrillic plosive letters К П Т represent ejective consonants ; the non-ejectives ( pulmonic consonants ) are derived from these by means of a descender at the bottom of the letter.

Unusually in a music that values improvisation it became a set piece ; commonly later clarinetists would solo once through reproducing or sticking close to Picou's solo, and then do their own improvisations on a second solo.

Unusually, the sketch depicts Ernest's disfigured left profile ; most later portraits either show his right profile or omit the disfigurement.

Unusually, given the austerity measures in place at the time, Villa acquired a special permit to continue construction of the Holte End ; Simon Inglis notes " How they achieved this is not recorded.

Unusually, the Talgo baggage cars feature hooks for roll-on bicycle transport ; most other Amtrak services require bicycles to be boxed.

Unusually for their family, these are birds of dry habitats rather than wetlands ; the Eurasian species mainly breeds in hay meadows, and the African Crake in dry grassland.

Unusually, there is also a report of seven whitetip reef sharks adopting a cleaning posture ( mouth agape and gills flared ) in the midst of a swarm of non-cleaning hyperiid amphipods ; the mechanical stimulation from the moving amphipods are thought to have evoked this behavior through their similarity to actual cleaner organisms.

Unusually for Cornwall there is a clerestory ; the wagon roofs are old.

Unusually for the time, Gilpin showed an appreciation of wild and rugged mountain scenery, perhaps rooted in his Cumbrian upbringing ; even more unusually, he expressed ideas about the perception of beauty which were purely aesthetic and often divorced from other qualities of the object viewed, such as morality or utility.

Unusually, the houses were erected without concrete foundations in order to save time and money ; the brick footings sat on a double row of bricks laid directly onto the ground in a shallow trench.

Unusually for a Renaissance composer, more is known of his earlier life than his later ; indeed nothing at all is known of him after 1520.

Unusually for someone with no connection to the country, her portrayal of the local accent was convincing and strongly phrased ; this suggests it is possible she picked up the story directly from Scottish immigrants to the Midwest.

Unusually for a law professor without a graduate degree in philosophy, he has published significant work in moral and political theory only indirectly related to the law ; Right and Wrong, for instance is an impressive general statement of a Kantian position in ethics with affinities with the work of Thomas Nagel, John Rawls, and Robert Nozick.

Unusually among mammals, the female is larger than the male ; this phenomenon is called sexual dimorphism.

Unusually the match was also Mortaza's maiden first-class match ; he was the 31st person to have achieved this, and the third since 1899.

Unusually, the book presents the nominal " villains " – Tracy and Jeff – as sympathetic and kind-hearted, while the pursuing detective, Cooper, is presented as almost psychotic ; this could be a reversal of the classic " bloodhound detective " chasing a smart and elusive enemy, as in The Day of the Jackal.