Home People William O'Leary William O'Leary shows William O'Leary shows William O'Leary TV Shows (18) NCIS: Los Angeles (2009) As Harry Zinetti, He was 51 years old Kamen Rider: Dragon Knight (2009) As Xaviax, He was 51 years old Big Love (2006) He was 48 years old Tremors (2003) He was 45 years old Miracles (2003) He was 45 years old Without a Trace (2002) He was 44 years old CSI: Miami (2002) He was 44 years old 24 (2001) He was 44 years old The District (2000) He was 42 years old The West Wing (1999) He was 41 years old Sabrina, the Teenage Witch (1996) As Policeman, He was 38 years old Chicago Hope (1994) He was 36 years old The X-Files (1993) He was 35 years old Home Improvement (1991) He was 33 years old Crime Story (1986) He was 28 years old Matlock (1986) He was 28 years old Murder, She Wrote (1984) He was 26 years old Miami Vice (1984) He was 26 years old
