In 'Texas Killing Fields,' current Hollywood It-Girl Jessica Chastain plays Detective Pam Stall, who, along with her partner Mike Souder (Sam Worthington), looks to solve a series of unsolved murders in a small Texas town. In this exclusive clip from the upcoming film, Chastain's Stall flexes her muscles when a suspect decides to lie to her face. (Hint to future suspects: Do not lie to Jessica Chastain.) 'Texas Killing Fields' hits theaters on October 14.