Bradley Cooper

Cooper is nominated for his role in Clint Eastwood's war biopic American Sniper, marking his third Oscar nomination in as many years.
Cooper is nominated for his role in Clint Eastwood's war biopic American Sniper, marking his third Oscar nomination in as many years.
Birdman's Michael Keaton earned a best actor nomination.
Marion Cotillard, who won an Oscar for best actress for her role in 2007's La Vie en Rose, earned her second nomination in the category for 2014's Two Days, One Night.
America Ferrera voiced Astrid in How to Train Your Dragon 2, which was produced by Jeffrey Katzenberg's DreamWorks Animation. The film won the Golden Globe for best animated feature and is nominated for the Oscar in the same category.
The actress is nominated for her role as Reese Witherspoon's character's mother in Wild.
Richard Linklater is nominated for directing Boyhood. He was among the first to arrive alongside his star Ellar Coltrane.
Duvall made history this year with his Oscar nomination: The Judge star, 84, became the oldest supporting actor nominee ever.
Boyhood supporting actress nominee Patricia Arquette and artist Eric White.
Boyhood star Ellar Coltrane recently said he feels "uncomfortable to be praised the way that I have been because it’s just what I’ve been doing."
Common, nominated for best original song alongside John Legend for Selma's "Glory," hit the bash with the film's director, Ava DuVernay.
Betsy Brandt is known for roles in Breaking Bad and Masters of Sex.
Jay Duplass and Amy Landecker star in Amazon's Transparent.
Morgan flashes a grin on the red carpet.
Dan Lemmon, Erik Winquist and Daniel Barrett are nominated in the visual effects category for Dawn of the Planet of the Apes.
Zoe was chic in an all-black ensemble at The Hollywood Reporter's soiree.
Marion Cotillard was overheard telling Michael Keaton that Birdman was one of her favorite films of the year.
The actress caught up with her How to Train Your Dragon 2 director/co-writer; the film is up for best animated feature.
The duo were all smiles inside the party.
The Boyhood star was one of the first to arrive on the scene alongside his director, Richard Linklater.
Patricia Arquette, nominated for her role in Boyhood, and Eric White found a spot to relax inside the packed party.
From left: Boyhood director Richard Linklater and producer Cathleen Sutherland mingled with jewelry designer Roberto Coin at the bash.
Adair is nominated for her work editing Boyhood.
Boyhood producer Cathleen Sutherland recently told THR about the biggest surprises she had while working on the film.
Armando Bo is one of four co-writers nominated for the Birdman screenplay.
Ethan Embry, perhaps best known for starring in 1998's Can't Hardly Wait, has recently appeared in episodes of Once Upon a Time and Grey's Anatomy.
Diane Warren wrote the Oscar-nominated song "Grateful," which was used in director Gina Prince-Blythewood's 2014 film Beyond the Lights.
Kristina Reed produced Disney's animated short Feast, which Patrick Osborne directed. Feast has been nominated for best animated short film.
Torill Kove wrote and directed Me and My Moulton, which is up for best animated short film.
Ido Ostrowsky and Nora Grossman produced The Imitation Game, which is up for eight Oscars, including best picture.
Ahna O'Reilly is best known for her role in 2011's The Help.
How to Train Your Dragon 2 director/co-writer DeBlois and producer Arnold walked the red carpet together.
The Icelandic composer is nominated for best original score for The Theory of Everything.
The actress struck a pose for photographers at the bash, which was presented by Cadillac and sponsored by Delta, Roberto Coin, Neiman Marcus and Gillette.
The Galavant actress wore a bold, plunging jumpsuit to THR's soiree.
Bradley Cooper mingled with Lynne Segall, executive vp and group publisher at The Hollywood Reporter and Billboard.
The Birdman star and the Citizenfour director caught up at the bash.
Last Days in Vietnam director Rory Kennedy posed on the plum carpet.