[1] He is known for his roles as Deputy Roscoe in the television series The Dead Zone[2] and for voicing characters such as Mr. Black in Johnny Test and Evac in Transformers: Cybertron.
[7][5][8] After completing his education, Mondy began his acting career in theater, performing off-Broadway in productions such as a revival of Lanford Wilson's The Rimers of Eldritch at The Second Stage.
[17] Mondy's voice acting work includes narrating shows such as The First 48: Missing Persons on A&E Network,[citation needed] Last Day of the Dinosaurs on Discovery,[18][16][19] Edge Of War on the Military Channel, China's Warrior King for National Geographic, and The Hunt for Dark Matter on CuriosityStream.
[19][8] He voiced characters in animated series, including Mr. Black and Brain Freezer in Johnny Test,[20] Memnock in Supernoobs,[21][22] and Burnt Oak in My Little Pony: Friendship Is Magic.
[8] In 2007, Mondy was nominated for a Leo Award for Best Supporting Performance by a Male in a Dramatic Series for his role in Robson Arms (for the episode "Mussolini and Me").