A.J. Teshin
A.J. Teshin is an actor, session singer, vocal coach, and studio engineer who appeared as a Suliban prisoner in the  first season . He filmed his scenes on Friday  and Tuesday  on Paramount Stage 9. He also was an uncredited off-camera singer on the soundtrack for .

Born as A.J. Yateshin, he attended The Boston Conservatory of Music and greaduated with a BFA in 2013. He trained at several music schools and has been working as SAG-AFTRA session singer and tenor/countertenor with the Los Angeles Master Chorale. He previously sang with the Los Robles Masterchorale, LA Choral Artists, Jouyssance, and the LA Philharmonic, the LA Symphony, Les Sauvages Americans, and the New West Symphony.

He performed several "Subway $5 Footlong" radio and television spots and can be heard on several volumes of the relaxation music series "Liquid Mind". He did backup vocals for singers Petra Haden, Mark Cote, and Katrina and composed music cues for the web series Failing Upwards and the independent film Waiting in the Wings: The Musical (2014, with Lee Meriwether). In 2008, Teshin produced a studio album titled "The Kurt Weill Project" and appeared in two music videos for this project.

Beside dozens of stage plays such as "R & H's Cinderella", "Evita", "Follies", "Into The Woods", and "Les Miserables", Teshin performed as ensemble singer for 's performance of "The Dope Show" at the MTV Video Music Awards and appeared in the short music film Go Go Reject (2010) and in the Castle episode "The Good, the Bad & the Baby" (2013, with Penny Johnson Jerald and Kristen Ariza).

Teshin worked as off-screen score singer on the comedy sequel The Hangover Part III (2013), the sequels Despicable Me 2 (2013) and Percy Jackson: Sea of Monsters (2013), the animated film Frozen (2013), the remake Godzilla (2014), the science fiction sequel Dawn of the Planet of the Apes (2014), the fantasy sequel Night at the Museum: Secret of the Tomb (2014), the action film Pixels (2015), the science fiction sequel Jurassic World (2015), the adventure Goosebumps (2015), the science fiction comedy Freaks of Nature (2015), the comic adaptation X-Men: Apocalypse (2016, directed by Bryan Singer), the science fiction film Rogue One (2016), and the science fiction sequel Transformers: The Last Knight (2017).

External links 
 AJTeshin.com – official site
 
 A.J. Teshin at LAMasterChorale.org
 

Performers
ENT performers
Music department