Can You See Me Lying? Investigating the Role of Deception on Gaze Behavior

•Observers fixated longer on the mouth and torso of speakers when those were deceptive.•Observers fixated longer on the hands of the speakers when those were honest.•When assessing veracity, unexpectedly, observers fixated on the mouth the most compared to the eyes, torso, or hands of the speakers.•Longer fixations on the mouth and torso of the speakers were associated with less credible assessment of the speakers.•Longer gaze fixations on the torso and left hand of the speakers worsened deception detection accuracy.