I'm not entirely sure who 'Tommy Devito' specifically is in 'Deadliest Fiction' as it could be a relatively unknown or very specific character within that particular work. It might be a unique creation within the context of that fictional world, perhaps a character with special abilities or a complex backstory.
It was Mike Brown who played Tommy DeVito in Deadliest Fiction. His portrayal was very convincing, and he did a great job of embodying the character's traits and personality.