No, not Telltale's 'Secret Project', but a secret project for Telltale. Telltale games forum regular numble has let us know about The Savage Critic(s)' til-now secret contribution to the writing of Sam & Max episodes.
It was a pretty intimidating gig, considering I'd never written for video games, had no programming experience, and was working on two of my favorite characters of all time, and it was strange coming into a game where everything was all mapped out, and only funny dialogue needed to be provided. But I'm pretty happy with the result. I guess Telltale was too, because I also ended up contributing to the dialogues for Episode 2, Situation Comedy. (I thought about making this announcement back when Episode 2 came out but considering I had even less to do with it than Episode 3, I thought I'd wait.) What made the difference is that Dave and Brendan are incredibly great guys--funny, and smart (to which their writing on Episode 1--and the resulting GDC nomination for Best Game Writing--will attest) and also patient and gracious...You can read the whole piece right here.
Source: The Savage Critic(s)