Question: Who played a lead role in the television series based on Sir Arthur Conan Doyle's detective stories?

Context articles: Sherlock (TV series)
The Lost World (TV series)
The Adventure of the Empty House
Kang Soo-jin (voice actor)
Adrian Conan Doyle
The Red-Headed League
List of Sherlock episodes
Dead Man's Land
Sherlock Holmes (2010 film)
Sherlock Holmes (2013 TV series)

Sherlock is a crime drama television series based on Sir Arthur Conan Doyle's Sherlock Holmes detective stories.
 Created by Steven Moffat and Mark Gatiss, it stars Benedict Cumberbatch as Sherlock Holmes and Martin Freeman as Doctor John Watson.
 Thirteen episodes have been produced, with three-part series airing from 2010–2017, and a special episode that aired on 1 January 2016.
 The series is set in the present day, while the one-off special features a Victorian period fantasy resembling the original Holmes stories.
 "Sherlock" is a co-production of the British network BBC and the American station WGBH Boston for its "Masterpiece" anthology series on PBS, along with Hartswood Films, with Moffat, Gatiss, Sue Vertue and Rebecca Eaton serving as executive producers.
 The series is primarily filmed in Cardiff, Wales, with North Gower Street in London used for exterior shots of Holmes and Watson's 221B Baker Street residence.
Sir Arthur Conan Doyle's The Lost World is a syndicated television series loosely based on the 1912 novel by Sir Arthur Conan Doyle, "The Lost World".
 The show premiered in the United States in the fall of 1999 (after the TV-movie/pilot aired in February on DirecTV and then on the cable television channel TNT in April), it ran for three seasons before it was cancelled on a cliffhanger in 2002 after funding for a fourth season fell through.
 To this day, the cliffhanger remains unresolved.
 All three seasons were released in DVD box sets in 2004.
"The Adventure of the Empty House", one of the 56 Sherlock Holmes short stories written by British author Sir Arthur Conan Doyle, is one of 13 stories in the cycle collected as "The Return of Sherlock Holmes".
 Public pressure forced Conan Doyle to bring the sleuth back to life, and explain his apparently miraculous survival of a deadly struggle with Professor Moriarty.
 Doyle ranked "The Adventure of the Empty House" sixth in his list of his twelve favorite Holmes stories.
Kang Soo-jin (born October 19, 1965) is a South Korean voice actor.
 He joined Korean Broadcasting System's voice acting division in 1998.
 He is best known for the roles of Artanis (""), Professor Moriarty ("Sherlock"), Inuyasha ("Inuyasha"), Dororo ("Sgt. Frog"), Shinichi Kudo ("Detective Conan")searen and Monkey D. Luffy ("One Piece").
Adrian Malcolm Conan Doyle (19 November 19103 June 1970) was the youngest son of Sir Arthur Conan Doyle and his second wife Jean, Lady Doyle or Lady Conan Doyle.
 He had two siblings, sister Jean and brother Denis, as well as two half-siblings, sister Mary and brother Kingsley.
"The Red-Headed League" is one of the 56 Sherlock Holmes short stories written by Sir Arthur Conan Doyle.
 It first appeared in "The Strand Magazine" in August 1891, with illustrations by Sidney Paget.
 Conan Doyle ranked "The Red-Headed League" second in his list of his twelve favourite Holmes stories.
 It is also the second of the twelve stories in "The Adventures of Sherlock Holmes", which was published in 1892.
"Sherlock" is a television crime drama that presents a contemporary adaptation of Sir Arthur Conan Doyle's Sherlock Holmes detective stories.
 Created by Steven Moffat and Mark Gatiss, it stars Benedict Cumberbatch as Sherlock Holmes and Martin Freeman as Doctor John Watson.
 The first series of three episodes aired in 2010, while series two aired in 2012, and a third series aired in the first quarter of 2014.
 The third series has become the UK's most watched drama series since 2001.
 A single episode aired in 2016, as a Victorian-era special.
 "Sherlock" has been sold to over 200 territories.
Dead Man's Land is a book by Robert Ryan, based in World War I.
 It involves Sherlock Holmes' sidekick, Dr. Watson (created by Arthur Conan Doyle).
 It is fully authorized by Conan Doyle Estate Ltd. "Dead Man' Land" has been written under license from the Sir Arthur Conan Doyle literary Estate
Sir Arthur Conan Doyle's Sherlock Holmes, also known simply as Sherlock Holmes, is a British-American 2010 steampunk mystery film directed by Rachel Lee Goldenberg and produced by independent American film studio The Asylum.
 It features the Sherlock Holmes characters created by Sir Arthur Conan Doyle, though it follows an original plot.
 The film details an unrecorded case in which eccentric detective Holmes and his companion Dr. Watson investigate a series of unusual monster attacks and a plot to destroy London.
 Gareth David-Lloyd plays Dr. John Watson and Ben Syder, making his film debut, plays Sherlock Holmes.
Sherlock Holmes (Russian: Шерлок Холмс , Sherlok Kholms ) is a Russian television crime drama series based on the Sherlock Holmes detective stories by Arthur Conan Doyle, and was aired in November 2013.
 Some of the stories have never been adapted before.
 It stars Igor Petrenko as Sherlock Holmes and Andrei Panin as Doctor John Watson.
 Eight episodes have been produced, while the first episode was aired in late 2013.