Dennis Quaid and Aimee Teegarden step out for Beneath The Darkness; Emily Blunt kicks off a Palm Springs Film Festival; Emmy Rossum, William H. Macy, Kristen Bell, and more celebrate two Showtime original series premieres; Ewan McGregor, Channing Tatum hit the Haywire premiere and after party hosted by Playboy—Wednesday and Thursday night were all about the business we call show here in L.A. and we have all the details in this pre-weekend edition of Last Night's Parties.

[Don Cheadle, Kristen Bell via]

Showtime Antonio Banderas Melanie Griffith Emmy Rossum Rachael Taylor tom arnold Ewan McGregor Rashida Jones Emily Blunt Lisa Rinna Playboy Kristen Bell Channing Tatum Molly Shannon Bai Ling Dennis Quaid Amy Smart Steven Soderbergh Gilles Marini michael c. hall Sean Young Matt Bomer Don Cheadle Egyptian Theater Dominic Monaghan Booboo Stewart Joshua Leonard Helen Hunt Cooper Hefner Quinton Aaron Gene Simmons House of Blues Palm Springs Sasha Grey Harry Hamlin Shannon Tweed John Wells Christopher McDonald Cedric The Entertainer Emma Kenney Greg Germann Jenna Elfman Aimee Teegarden Jess Weixler Carla Ortiz Carrie Keagan Michael Fassbender Steve Howey James Remar Jennifer Gimenez Fivel Stewart Alyssa Diaz Justin Chatwin Patrick Fugit Felicity Huffman Morena Baccarin David Nevins Sofia Milos Ryan Kavanaugh Alicia Witt Renee Olstead William H. Macy Carter Oosterhouse Jeremy Sumpter Megalyn Echikunwoke Matt Blank Maxwell Caulfield Catherine Hardwicke Johnny Whitworth Pamela Adlon Beneath The Darkness Beneath The Darkness Premiere Erin Sanders Martin Guigui Dennis Quaid and The Sharks House of Blues Sunset Strip Dennis Quaid & The Sharks Showtime's "Hou$e of Lie$" Premiere & After Party Showtime's "House of Lies" Premiere & After Party Showtime's "Hou$e of Lie$" Hou$e of Lie$ House Of Lies AT&T Center Donis Leonard Jr. Dawn Olivieri Stephen Hopkins Anna Wood Matthew Carnahan Josh Lawson Glynn Thurman Ben Schwartz Bruce Hensel Dane DeHaan Navid Negahban Desmond Harrington Jessika Borsiczky The Lie Screening The Lie T.C. Boyle