Thomson ReutersFebruary 7, 2013 12:00
* Martial arts drama "The Grandmaster" kicks off Berlin
* Matt Damon, Anne Hathaway among stars on red carpet
* Film festival showcases banned Iranian director Panahi (Adds quotes, details, description)
By Mike Collett-White
BERLIN, Feb 7 (Reuters) - The 2013 Berlin film festival kicks off on Thursday with the red carpet premiere of "The Grandmaster", Hong Kong director Wong Kar Wai's martial arts period drama set in China at the time of the Japanese invasion in the 1930s.