The Sundance Institute has today unveiled the lineup of films in competition for the 2010 Sundance Film Festival (Jan. 21-31). The U.S. Dramatic Competition’s 16 films include: Derek Cianfrance’s romantic drama Blue Valentine starring Ryan Gosling and Michelle Williams; HIMYM star Josh Radnor directing and starring in happythankyoumoreplease; Kevin Tyler Asch’s Holy Rollers starring Jesse Eisenberg and Justin Bartha; James Franco starring in Allen Ginsberg story Howl; Mark Ruffalo’s directorial debut feature Sympathy for Delicious; and Jake Scott (Ridley’s son) directing James Gandolfini and Kristen Stewart in Welcome to the Rileys.

The U.S. documentary competition includes a Joan Rivers documentary; Davis Guggenheim (An Inconvenient Truth) examining public education in Waiting for Superman; Afghanistan soldier project Restrepo, which is co-directed by author Sebastian Junger; Spellbound director Jeffrey Blitz’s Lucky about lottery winners; and Tamra Davis’ film about Jean-Michel Basquiat.

The World Cinema Narrative Competition features 14 selections including Animal Kingdom starring Guy Pearce; British jihadi comedy Four Lions; Iraq-set family drama Son of Babylon; and Indian satire Peepli Live. World Cinema Documentaries include Jose Padilha’s Secrets of the Tribe, about indigenous people in the Amazon Basin; Sins of My Father, about Pablo Escobar’s family; and Lucy Walker’s Waste Land, which follows an artist who collaborates with garbage pickers in Rio.

Overall, the festival will present 112 feature films including 79 world premieres. For the full list of films announced so far, visit the Sundance website.