Gleason began his publishing career after working with Charles Max Gaines at Eastern Color Printing, which played a significant role in the early days of comic books.

Gleason and Biro worked on various genres, including superhero, mystery, romance, comedy, western, and children's comics, reflecting their readership's diverse interests.

From 1932 to around 1934, he served as advertising manager under Harry Wildenberg at Eastern Color Printing, which became a comics-publishing pioneer in 1933 with the first American comic books.

This pressure resulted in the formation of the Association of Comics Magazine Publishers (ACMP) in 1948 to avoid external regulation, with Gleason as a founding member.

[10] In April 1949, Lev Gleason Publications, then located at 114 East 32nd Street in Manhattan, began publishing Tops, a comics magazine for adults.

As a member of the Communist Party in the 1930s, Gleason used his platform to promote social justice issues, making him a target during the post-WWII anti-communist campaigns, which contributed to the decline of his business.

It introduced modern versions of iconic Lev Gleason golden age characters, including Captain Battle, CrimebusterSilver Streak, and Daredevil.

Non-Fiction Fiction Captain Canuck: The Web Series The first season was a 5-part series that debuted on July 1, 2013 and featured Captain Cancuk (Kris Holden-Ried), aided by Redcoat (Tatiana Maslany) and Horse Wilson (Mark Meer) attempting to defeat Mr. Gold (Paul Amos) and Bluefox (Laura Vandervoort).

Two former best friends, Leslie and Reuben, are forced to reconnect when their city is flooded with a dangerous new drug, compelling them to infiltrate a deadly underground network to survive.