Elementary The Marchioness (Season 2, Episode 7)
TV-14
TV Episode | 43 min | Crime, Drama, Mystery

Elementary

The Marchioness (Season 2, Episode 7)

TV-14

TV Episode | 43 min | Crime, Drama, Mystery

Sherlock's brother, Mycroft, arrives in New York and enlists Holmes and Watson to help solve a case involving his former fiancee. Meanwhile, Sherlock has a difficult time accepting Mycroft and Joan's relationship.

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Cast	+ Add Cast
18 cast members

Name	Known for
Jonny Lee Miller Sherlock Holmes Sherlock Holmes See fewer	Æon Flux (2005)
Lucy Liu Dr. Joan Watson Dr. Joan Watson See fewer	Kill Bill: Vol. 1 (2003)
Jon Michael Hill Detective Marcus Bell Detective Marcus Bell See fewer	Widows (2018)
Aidan Quinn Captain Thomas Gregson Captain Thomas Gregson See fewer	Benny & Joon (1993)
Rhys Ifans Mycroft Holmes Mycroft Holmes See fewer	The Amazing Spider-Man (2012)
Olivia d'Abo Nigella Mason Nigella Mason See fewer	Conan the Destroyer (1984)
Phyllis Somerville Miriam Berg Miriam Berg See fewer	Little Children (2006)
Andrew Samonsky El Mecanico El Mecanico See fewer	Live from Lincoln Center (1976)
Joe Forbrich Brad Scheff Brad Scheff See fewer	Dispatches from Elsewhere (2020)
Orlagh Cassidy Maris Maris See fewer	After Yang (2021)
Ken Marks Chairman Chairman See fewer	Side Effects (I) (2013)
Jane Pfitsch Lisanne Lisanne See fewer	27 Dresses (2008)
Lucas Salvagno Addict Addict See fewer	One Stop (2023)
Christopher Tocco Will Will See fewer	Elementary (2012)
José Báez Recovering Addict At AA Meeting (uncredited) Recovering Addict At AA Meeting (uncredited) See fewer	Daredevil (2015)
Michael Den Dekker Detective (uncredited) Detective (uncredited) See fewer	You're Nobody 'til Somebody Kills You (2012)
Paugh Shadow Recovering Alcoholic (uncredited) Recovering Alcoholic (uncredited) See fewer	John Wick (2014)
Louis Troche Rehab Patient (uncredited) Rehab Patient (uncredited) See fewer	Teenage Mutant Ninja Turtles (2014)