WATSON AND HER HALF SISTER HAVE CONFLICTING REACTIONS WHEN THEIR ESTRANGED BIOLOGICAL FATHER DIES, ON "ELEMENTARY," MONDAY, MAY 7

"Once You've Ruled Out God" -Watson and her half sister, Lin (Samantha Quan)
, have conflicting reactions when their estranged biological father dies. Also, Holmes and Watson find themselves on the hunt for a stolen plutonium shipment they fear will be used to make a dirty bomb after a department of energy inspector is killed with a lightning gun, on ELEMENTARY, Monday, May 7 (10:00-11:00 PM, ET/PT) on the CBS Television Network.

REGULAR CAST:

Jonny Lee Miller (Sherlock Holmes)
Lucy Liu (Joan Watson)
Aidan Quinn (Captain Tommy Gregson)
Jon Michael Hill (Detective Marcus Bell)
Desmond Harrington (Michael)

GUEST CAST:

Alimi Ballard (Don Kohler)
Thomas Keegan (Dave Amberlin)
Jamie Jackson (Colm Frick)
Alok Tewari (Rohan Giri)
Alexandra Silber (Chloe Giri)
Jeffrey Omura (Kwan)
Josh Bonzie (Attendant #1)
Lukas Hassel (The Dutchman)
Jed Peterson (Fake Cop #1)
Jade Wu (Elderly Woman)

WRITTEN BY: Robert Hewitt Wolfe

DIRECTED BY: Guy Ferland