All-Consuming Fire Wildthyme and Friends Investigate" from Obverse Books. Holmes' creator Arthur Conan Doyle appears in the Virgin Missing Adventures novel "Evolution" by John Peel, where it is implied that he based some elements of the fictional Holmes on the Fourth Doctor. As well as Sherlock Holmes, the novel includes appearances by Sherlock's older brother Mycroft, who first appeared in "The Adventure of the Greek Interpreter", and another yet older brother, Sherringford (sic) along with a cameo from their father, Siger (Siger and the similarly named Sherrinford were invented by Holmesian scholar William S. Baring-Gould to resolve an apparent contradiction in the
Special Detective Unit Special Detective Unit The Special Detective Unit (SDU) () is the main domestic security agency of the "Garda Síochána", the national police force of the Republic of Ireland, under the aegis of the Crime & Security Branch (CSB). It is the primary counter-terrorism and counter-espionage investigative unit within the state. The Special Detective Unit superseded the Special Branch (which they are still commonly referred to as), which itself replaced the older Criminal Investigation Department (CID), which was founded in 1921. They work in conjunction with the Defence Forces Directorate of Military Intelligence (G2) – the Republic of Ireland's national intelligence