Home People Christopher Mann Christopher Mann shows Christopher Mann shows Christopher Mann TV Shows (5) Mindhunter (2017) As Armstrong, He was 52 years old The Underground Kings (2014) As Walter 'Smooth' Davis, He was 49 years old Blue Bloods (2010) As Deputy Commissioner of Ops, He was 45 years old Heroes (2006) As Male Airport Police, He was 41 years old Law & Order: Special Victims Unit (1999) He was 34 years old
