He has a cantankerous personality but is soft beneath the gruff exterior. He speaks in a gruff tone and generally wears nondescript attire. He was noted for his gruff but calm voice and gap-toothed Cheshire Cat grin. McMillan was usually cast as gruff, hostile and unfriendly characters due to his rough image. Sam is a large, headstrong man with a penchant for foul language and gruff behavior. Many also heard and recorded knocking noises and a gruff voice. He was known for his portrayals of worldly, often somewhat gruff characters. While on a visit to juvenile detention, she meets the gruff but polite, Santiago. "Entertainment Weekly" also wrote that Tyler was "sweetly gruff as the tomboy troublemaker". Juliet seems to present a gentle counterpoint to Lassiter's gruff, rigid style. His father is a dry, gruff police constable. He's a gruff, tough man dedicated to killing bad guys. Wolverine became something of a mentor to Kitty despite his usually gruff personality. Fukami had her speak in a "straightforward, slightly gruff" fashion. Nevertheless, she also at times demonstrates a gruff and reserved personality.