The conversation between human and AI assistant.
Is there any notation of Mycroft or third brother/sister in Arthur Conan Doyle's writings?
Are there any adaptations or spin-offs that focus on Mycroft?
Yes, there are a few adaptations and spin-offs that focus on Mycroft Holmes. One example is the BBC series "Sherlock," where Mycroft is played by actor Mark Gatiss, who also co-created the series. Additionally, there are several novels and short stories that focus on Mycroft and his own adventures, such as "Mycroft Holmes" by Kareem Abdul-Jabbar and Anna Waterhouse.