Thumbsucker (2005) is a Comedy, Drama film that follows justin Cobb, a teenager in suburban Oregon, copes with his thumb-sucking problem, romance, and his diagnosis with ADHD and subsequent experience using Ritalin. Currently, you can watch Thumbsucker on Amazon Prime Video, Amazon Prime Video with Ads, Amazon Video, Apple TV Store. Streaming availability may vary by country and platform over time. It has a user rating of 6.2 out of 10 from 264 votes. Fans of comedy movies may also want to explore similar titles below.