Synopsis
A financial consulting company CEO dies from poisoning, prompting Sherlock to investigate with the help of Dr. Watson, as a mysterious woman from Sherlock's past becomes a person of interest.
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Cast & Crew
Appearing in this episode.
Top billed cast
Jonny Lee Miller
as Sherlock Holmes
Lucy Liu
as Dr. Joan Watson
Jon Michael Hill
as Detective Marcus Bell
Aidan Quinn
as Captain Thomas Gregson
Laura Benanti
as Anne Barker
Samuel H Levine
as Graham Delancey
Noelle Beck
as Peri Delancey
Paul Fitzgerald
as Burt Jeffries
Patrick Kerr
as Simon
Keesha Sharp
as Mistress Felicia
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3Producers
2Other crew
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