Home People Steven Yeun Steven Yeun shows Steven Yeun shows Steven Yeun TV Shows (11) Tuca & Bertie (2019) As Speckle, He was 35 years old The Twilight Zone (2019) As The Traveler, He was 35 years old Weird City (2019) He was 35 years old Final Space (2018) As Little Cato (voice), He was 34 years old Ugly Delicious (2018) As Himself, He was 34 years old Stretch Armstrong & the Flex Fighters (2017) As Nathan Park, He was 33 years old Voltron: Legendary Defender (2016) As Keith (voice), He was 32 years old Talking Dead (2011) As Himself, He was 27 years old The Walking Dead (2010) As Glenn Rhee, He was 26 years old Warehouse 13 (2009) As Gibson Rice, He was 25 years old The Big Bang Theory (2007) As Sebastian, He was 23 years old