Marcus Gates
Vital Statistics
Gender	Male
Status	Alive / In Custudy
Character Information
Appearances	3XK
Portrayed by	Lee Tergesen

Marcus Gates was a character portrayed by Lee Tergesen on Castle in the episode 3XK.

Gates was acting as the serial killer known as 3XK, AKA Jerry Tyson, who gave Gates all the info he needed to pretend to be him, thus allowing Tyson to be released from prison early as part of a deal to provide the investigating team with evidence (Tyson also provided Gates with money to pay for vital surgery required by Gates's foster brother).

VictimsEdit

Follow orders give to kill by Jerry Tyson

• Linda Russo (Strangled in an alleyway)
• Kim Foster (Strangled in her own apartment)
• Donna Gallager (Attempted to strangle in her own apartment; was rescued)