Aubrey Plaza
The Parks and Recreation star looked lovely in Preen.
Forest Whitaker
The living legend is nominated in the Best First Feature for Fruitvale Station.
Julie Delpy
The Before Midnight actress is nominated for Best Screenplay with co-writers Ethan Hawke and Richard Linklater.
Fred Armisen
The Late Night band leader decided to forgo a tie for a more casual look.
Jane Lynch
The Glee villain kept it casual in a leather jacket, a salmon-colored top and black trousers.
Bill Hader
The former Saturday Night Live standout went über-casual.
Sally Hawkins
The Blue Jasmine nominee paired a periwinkle print dress with an oversized bag and nude peep-toe heels.
Yolonda Ross
The Go for Sisters nominee selected a halter-style tangerine look and paired it with metallic sandals.
Miles Teller
The actor showed up to support his Spectacular Now co-star Shailene Woodley, who's nominated in the Best Female Lead category. The movie is also up for Best Screenplay.
Melonie Diaz
The actress is up for Best Supporting Female for her role in Fruitvale Station.
Maria Bello
The Grown Ups 2 star put a fresh spin on a classic black and white look.
Michael Sheen
The Masters of Sex star wore a pink shirt and burgundy tie under his two-piece suit.
Angela Bassett
The American Horror Story: Coven star brightened up in a tangerine cocktail dress.
Octavia Spencer
The Fruitvale Station star wore a Tadashi Shoji dress, Prada shoes, a Jimmy Choo clutch and Irene Neuwirth jewelry.
Lake Bell
The In a World... writer/director/producer wore Stella McCartney.
Keanu Reeves
The 47 Ronin star donned a two-piece suit and a patterned tie.
Greta Gerwig
The Frances Ha star wore a citrus-colored shift dress.
Rosario Dawson
The actress, who wore a simple top and skirt, was on hand to present an award.
Cristin Milioti
The How I Met Your Mother newcomer selected a mint-colored dress and paired it with iridescent shoes.
June Squibb
The Nebraska actress paired a printed caftan with a black skirt and sandals.
Josh Radnor
The How I Met Your Mother actor wore pleated pants and a matching blazer.
Jason Bateman & Amanda Anka
The Bad Words actor suited up while his wife wore a strapless, geometric design.
Elisabeth Röhm
The American Hustle beauty took the plunge in a Maria Lucia Hohan gown and accessorized with Antonini jewels.
Katie Aselton & Mark Duplass
The Revolution star modeled a printed gown while her actor husband looked dapper in a navy blue suit.