Blain started acting at the age of 12 when he helped his mother rewrite the script for a school play.

His mother, a middle school English and drama teacher, cast him in the lead which caused him to "catch the bug".

In 2007, his girlfriend convinced him to attend Actors, Models & Talent For Christ which got him into New York Conservatory for Dramatic Arts where he met his manager.

[1] He graduated from NYC in 2009 and since then earned roles in films such as Camp X-Ray and When the Game Stands Tall.

[2] Blain played Anthony “Fridge” Johnson in the sequel Jumanji: Welcome to the Jungle (2017),[3] and appeared in director James Kicklighter's short film Angel of Anywhere, starring Briana Evigan and David A.