(Cover) - EN Showbiz - Kristen Stewart is incredible in her new movie, says co-star Garrett Hedlund.

The pair both appear in On the Road, which tells the story of a young man who travels the roads and railways of America with his friends.

Garrett who can also be seen in TRON: Legacy and Country Strong was impressed with Kristens work ethic and her dedication to the role. He is confident cinemagoers will also appreciate her performance as MaryLou.

"[She is] incredible, and in this, everyone is going to get to see how hard a worker she is, the devotion that she puts into her work," Garrett told MTV News. "And her performance is going to be exposed highly in this."

Garrett was thrilled to land a role in the film and felt overwhelmed to be given the opportunity to work with the stars involved. He has revealed the cast formed a close bond during their time on set and he thinks this chemistry is evident in the movie.

"Everybody, Sam Riley is phenomenal, we've had a lot of wonderful surprises in having people like Viggo Mortensen, Amy Adams, Elisabeth Moss join us," he explained. "Most recently, Steve Buscemi and Terrence Howard. Alice Braga, it's been phenomenal, it's been quite the family."

Garrett also went on to deny reports that On the Road based on the novel written by Jack Kerouac in the 50s - will be released in black-and-white. (C) Cover Media