Home People Francis Guinan Francis Guinan shows Francis Guinan shows Francis Guinan TV Shows (28) Chicago Med (2015) As Nathan Clay, He was 15 years old Chicago Fire (2012) He was 12 years old Boss (2011) As McCall Cullen, He was 11 years old Grey's Anatomy (2005) He was 5 years old CSI: NY (2004) He was 4 years old Without a Trace (2002) He was 2 years old CSI: Miami (2002) He was 2 years old Star Trek: Enterprise (2001) As General Gosis, He was 1 years old Crossing Jordan (2001) He was 1 years old Strong Medicine (2000) He was 0 years old Seven Days (1998) He was 1 years old That '70s Show (1998) He was 1 years old The Practice (1997) As Gary Newman, He was 2 years old Dark Skies (1996) He was 3 years old The Pretender (1996) He was 3 years old Spin City (1996) He was 3 years old Murder One (1995) He was 4 years old Sliders (1995) As Sean Nuinn, He was 4 years old Star Trek: Voyager (1995) As Minister Kray, He was 4 years old ER (1994) He was 5 years old Chicago Hope (1994) He was 5 years old The Mighty Jungle (1994) He was 5 years old Frasier (1993) As Ted Fisher, He was 6 years old Eerie, Indiana (1991) As Edgar Teller, He was 8 years old Law & Order (1990) He was 9 years old Alien Nation (1989) He was 10 years old Crime Story (1986) He was 13 years old Murder, She Wrote (1984) He was 15 years old
