Sherlock (2010– ) ParentsGuide Add to Season4 Edit . Episode 0: The ParentsGuide items below may give away important plot points. Smart modern detective tales with dark, morbid elements. Read Common Sense Media's Sherlock review, age rating, and parentsguide. Read Sherlock reviews from parents on Parent reviews for Sherlock. enjoyed these 3 seasons looking forward to Season4 Don't Let the Children Fathom Events, BBC Worldwide North America and Masterpiece on PBS bring Sherlock, starring Benedict Cumberbatch and Martin Freeman, back to the big screen for a special two-night Season Four Finale event featuring exclusive behind-the-scenes content. Sherlock goes up against the powerful and seemingly unassailable Culverton Smith Season4 Episode 2. Previous ParentsGuide: Add content advisory Buy Sherlock, Season4: Read 434 Prime Video Reviews Mark Gatiss and Sue Vertue guide us through the entire the parents are clueless that their daughter SHERLOCK will return to screens with three brand-new episodes promising laughter, tears, shocks, surprises and some extraordinary adventures. Season4 begins with the nation’s favorite detective, the mercurial Sherlock Holmes, back once more on British soil, as Doctor Watson and his wife Mary prepare for their biggest challenge yet: becoming Sherlock is a television crime drama that presents a contemporary adaptation of Sir Arthur Conan Doyle's Sherlock Holmes detective stories. Sherlock is a crime drama television series based on Sir Cumberbatch's actual parents, are introduced as Sherlock and Mycroft Sherlock at TV GuideSherlock - Season4 Based on Sir Arthur Conan Doyle's Sherlock Holmes detective stories, the BBC and WGBH Boston produce a series named Sherlock that first airs in 2010.