Lily Gladstone, Cillian Murphy and Margot Robbie led the celebrity fashion brigade.A few short months ago, members of the Screen Actors Guild wore jeans, shorts and T-shirts while carrying picket signs in the last days of a lengthy strike. On Saturday, they were at their red-carpet best as they arrived at the Shrine Auditorium in Los Angeles for the 30th annual Screen Actors Guild Awards.Before the ceremony, which is streaming on Netflix for the first time, Lily Gladstone, Jeremy Allen White, Margot Robbie, Cillian Murphy, Selena Gomez, Ali Wong, Ayo Edebiri and a host of other film and television stars took a moment to pose on the red carpet. The looks ran the gamut, from sober black and white to the wildly colorful. Scroll on to see the full celebrity fashion report.Lily Gladstone, nominated for outstanding performance by an actress in a leading role for “Killers of the Flower Moon.”Jordan Strauss/Invision, via Associated PressCillian Murphy, nominated for outstanding performance by an actor in a leading role for “Oppenheimer.”Valerie Macon/Agence France-Presse — Getty ImagesMargot Robbie, nominated for outstanding performance by an actress in a leading role for “Barbie.”Valerie Macon/Agence France-Presse — Getty ImagesColman Domingo, nominated for outstanding performance by an actor in a leading role for “Rustin.”Frazer Harrison/Getty ImagesAnne Hathaway, a presenter.Jordan Strauss/Invision, via Associated PressIssa Rae, one of the hosts (with Kumail Nanjiani) of the SAG show.Frazer Harrison/Getty ImagesAli Wong, nominated for outstanding performance by an actress in a TV movie or limited series for “Beef.”Caroline Brehman/EPA, via ShutterstockJeremy Allen White, nominated for outstanding performance by an actor in a comedy series for “The Bear.”Valerie Macon/Agence France-Presse — Getty ImagesCarey Mulligan, nominated for outstanding performance by an actress in a leading role for “Maestro.”Frazer Harrison/Getty ImagesJeffrey Wright, nominated for outstanding performance by an actor in a leading role for “American Fiction.”Frazer Harrison/Getty ImagesDa’Vine Joy Randolph, nominated for outstanding performance by an actress in a supporting role for “The Holdovers.”Frazer Harrison/Getty ImagesBradley Cooper, nominated for outstanding performance by an actor in a leading role for “Maestro.”Frazer Harrison/Getty ImagesSterling K. Brown, nominated for outstanding performance by an actor in a supporting role for “American Fiction.”Jordan Strauss/Invision, via Associated PressEmily Blunt, nominated for outstanding performance by an actress in a supporting role for “Oppenheimer.”Jordan Strauss/Invision, via Associated PressDanielle Brooks, nominated for outstanding performance by an actress in a supporting role for “The Color Purple.”Valerie Macon/Agence France-Presse — Getty ImagesPenélope Cruz, nominated for outstanding performance by an actress in a supporting role for “Ferrari.”Jordan Strauss/Invision, via Associated PressSelena Gomez of “Only Murders in the Building,” a nominee for outstanding performance by an ensemble in a comedy series.Frazer Harrison/Getty ImagesHalle Bailey of “The Color Purple,” a nominee for outstanding performance by a cast in a motion picture.Valerie Macon/Agence France-Presse — Getty ImagesElaine Welteroth, a host of Netflix’s red-carpet preshow.Jordan Strauss/Invision, via Associated PressTan France, a host of the red-carpet preshow, and his outrageous bow tie.Jordan Strauss/Invision, via Associated PressAyo Edebiri, nominated for outstanding performance by an actress in a comedy series for “The Bear.”Frazer Harrison/Getty ImagesAriana Greenblatt of “Barbie,” a nominee for outstanding performance by a cast in a motion picture.Frazer Harrison/Getty ImagesSheryl Lee Ralph of “Abbott Elementary,” a nominee for outstanding performance by an ensemble in a comedy series.Frazer Harrison/Getty ImagesMeryl Streep of “Only Murders in the Building,” a nominee for outstanding performance by an ensemble in a comedy series.Frazer Harrison/Getty ImagesAmerica Ferrera of “Barbie,” a nominee for outstanding performance by a cast in a motion picture.Frazer Harrison/Getty ImagesTracee Ellis Ross of “American Fiction,” a nominee for outstanding performance by a cast in a motion picture.Frazer Harrison/Getty ImagesReese Witherspoon of “The Morning Show,” a nominee for outstanding performance by an ensemble in a drama series.Mike Blake/ReutersGreta Lee of “The Morning Show,” a nominee for outstanding performance by an ensemble in a drama series.Jordan Strauss/Invision, via Associated PressLaverne Cox wore a vintage Alexander McQueen piece as part of her ensemble.Jordan Strauss/Invision, via Associated PressElizabeth Debicki, nominated for outstanding performance by an actress in a drama series for “The Crown,” in Giorgio Armani.Jordan Strauss/Invision, via Associated PressPedro Pascal, nominated for outstanding performance by an actor in a drama series for “The Last of Us.”Caroline Brehman/EPA, via ShutterstockTyler James Williams of “Abbott Elementary,” a nominee for outstanding performance by an ensemble in a comedy series.Frazer Harrison/Getty ImagesChris Perfetti of “Abbott Elementary,” a nominee for outstanding performance by an ensemble in a comedy series.Valerie Macon/Agence France-Presse — Getty ImagesErika Alexander of “American Fiction,” a nominee for outstanding performance by a cast in a motion picture.Frazer Harrison/Getty ImagesBrie Larson, nominated for outstanding performance by an actress in a TV movie or limited series for “Lessons in Chemistry.”Valerie Macon/Agence France-Presse — Getty ImagesUzo Aduba, nominated for outstanding performance by an actress in a TV movie or limited series for “Painkiller.”Frazer Harrison/Getty ImagesJessica Chastain, a presenter, in Giorgio Armani.Valerie Macon/Agence France-Presse — Getty ImagesKelley Curran of “The Gilded Age,” a nominee for outstanding performance by an ensemble in a drama series.Valerie Macon/Agence France-Presse — Getty ImagesBen Ahlers, a nominee for outstanding performance by an ensemble in a drama series, wore an outfit beyond the wildest sartorial dreams of the character he plays on “The Gilded Age.”Mike Blake/ReutersKaren Pittman of “The Morning Show,” a nominee for outstanding performance by an ensemble in a drama series.Valerie Macon/Agence France-Presse — Getty ImagesDominic Sessa, a relative newcomer to the red carpet, dressed in black to represent “The Holdovers.”Valerie Macon/Agence France-Presse — Getty ImagesMatty Matheson of “The Bear,” a nominee for outstanding performance by an ensemble in a comedy series.Mike Blake/ReutersHannah Leder of “The Morning Show,” a nominee for outstanding performance by an ensemble in a drama series.Jordan Strauss/Invision, via Associated PressEdwin Lee Gibson of “The Bear,” a nominee for outstanding performance by an ensemble in a comedy series.Frazer Harrison/Getty ImagesAlan Ruck of “Succession,” a nominee for outstanding performance by an ensemble in a drama series.Frazer Harrison/Getty ImagesAuliʻi Cravalho of “Mean Girls.”Frazer Harrison/Getty ImagesLinda Emond of “Only Murders in the Building,” a nominee for outstanding performance by an ensemble in a comedy series.Mike Blake/ReutersMichael Cyril Creighton of “Only Murders in the Building,” a nominee for outstanding performance by an ensemble in a comedy series.Valerie Macon/Agence France-Presse — Getty ImagesCorey Hawkins of “The Color Purple,” a nominee for outstanding performance by a cast in a motion picture.Frazer Harrison/Getty ImagesWilliam Belleau of “Killers of the Flower Moon.”Frazer Harrison/Getty ImagesCara Jade Myers of “Killers of the Flower Moon.”Frazer Harrison/Getty ImagesNestor Carbonell of “The Morning Show,” a nominee for outstanding performance by an ensemble in a drama series.Frazer Harrison/Getty ImagesTaissa Farmiga of “The Gilded Age,” a nominee for outstanding performance by an ensemble in a drama series.Frazer Harrison/Getty ImagesZachary Golinger of “Barry,” a nominee for outstanding performance by an ensemble in a comedy series.Jordan Strauss/Invision, via Associated PressJuno Temple of “Ted Lasso,” a nominee for outstanding performance by an ensemble in a comedy series.Valerie Macon/Agence France-Presse — Getty ImagesRobert Wisdom of “Barry,” a nominee for outstanding performance by an ensemble in a comedy series.Caroline Brehman/EPA, via ShutterstockThe writer and performance artist Alok Vaid-Menon.Caroline Brehman/EPA, via ShutterstockAndre Hyland of “Barry,” a nominee for outstanding performance by an ensemble in a comedy series.Caroline Brehman/EPA, via ShutterstockAnthony Carrigan of “Barry,” a nominee for outstanding performance by an ensemble in a comedy series.Frazer Harrison/Getty Images More