Mark Gatiss
"The Empty Hearse" is the first episode of the third series of the BBC television series "Sherlock". It was written by Mark Gatiss and stars Benedict Cumberbatch as Sherlock Holmes, Martin Freeman as Dr John Watson, and Mark Gatiss as Mycroft Holmes. It also marks the first appearance of Amanda Abbington as Mary Morstan and Lars Mikkelsen as Charles Augustus Magnussen.