Movie Credits
Sig Libowitz has appeared in 5 movies.
These include The Response, Thirteen Conversations About One Thing, The Definite Maybe, The Believer and The Ex.TV Credits
Sig Libowitz has appeared in 3 TV Series.
These include The Sopranos, Law & Order: Criminal Intent and Law & Order.Production Credits
Sig Libowitz has 2 production credits.Writing
Credited for Writer in 1 show - The Response.
Production
Credited for Producer in 1 show - At Middleton.