Posey is represented by Gersh. Posey made her official acting debut in the film "Joey Breaker," and soon was starring in numerous indie films through the 1990s. She added many television appearances to her resume, including: "Futurama," "The Simpsons," "Will & Grace," "Boston Legal," "Parks and Recreation," "The Good Wife," "Louie," "Inside Amy Schumer" and "Search Party." Her most recent starring role on TV was in Netflix's sci-fi series "Lost in Space."
Peterson was accused of murdering his wife, Kathleen (Collette), in 2001. The eight-parter is based on the docuseries of the same name and various books and reports on the Michael Peterson (Firth) case. Netflix released it as a 13-episode series in 2018. An autopsy revealed that Kathleen died from blows to the back of her head with a blunt object and other injuries. He claimed she died after falling down the stairs at their home after consuming alcohol and Valium, but police suspected he bludgeoned her to death and staged the scene to look like an accident. The docuseries was originally released in 2004, with creator Jean-Xavier de Lestrade updating with new information years later.
It was picked up to series at HBO Max in March. Campos will also direct six of the eight episodes. Variety exclusively reported that“The Staircase” was in development back in November 2019. The series is a co-production between HBO Max and Annapurna Television” /> It is written and executive produced by showrunners Antonio Campos ("The Sinner," "The Punisher") and Maggie Cohn ("American Crime Story," "The Black Dahlia").
Parker Posey will star alongside Colin Firth, Toni Collette, Juliette Binoche and Rosemarie DeWitt in the HBO Max limited series “The Staircase."
DeWitt will play Peterson's sister, Candace Zamperini. Posey will play Freda Black, an assistant district attorney and prosecutor. Details about Binoche's character have yet to be revealed.

On the specialty front, Focus Features' "Won't You Be My Neighbor?" is estimated to make $510,000 at 29 locations.
"Ocean's 8" is dominating domestic moviegoing as the heist comedy heads for a solid opening weekend of about $44 million at 4,145 sites, early estimates showed on Friday.
"Ocean's 8" is opening on the same weekend as Tom Cruise's "The Mummy" did a year ago, when the reboot finished in second with $31.7 million — far behind the sophomore frame of Warner's blockbuster "Wonder Woman," which took in $58 million.
The noirish title stars Jodie Foster and Sterling K. "Hotel Artemis" had been forecast to debut with at least $5 million, but is unlikely to do so. Reviews have been mixed. Drew Pearce, who wrote "Iron Man 3" and "Mission: Impossible — Rogue Nation," is making his directorial debut. Brown in a near-future action-thriller set at a secret hospital for criminals in Los Angeles.
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Each bowed between $36 million and $39 million in their domestic openings. Should estimates hold, "Ocean's 8" will finish with the best opening among the five films in the franchise, starting with the original "Ocean's 11" in 1960, followed by the remake "Ocean's Eleven" in 2001, "Ocean's Twelve" in 2004, and "Ocean's Thirteen" in 2007 — all with Clooney, Brad Pitt, Matt Damon, Andy Garcia, and Don Cheadle. In total, the trilogy collected over $1.2 billion worldwide.
Global Road's dystopian crime-thriller "Hotel Artemis" was showing little traction with a debut in the $3 million range at 2,047 venues.
A24's horror movie "Hereditary" also came in above predictions with a $14 million launch — leaving it in a battle for second with the third weekend of "Solo: A Star Wars Story" and the fourth frame of "Deadpool 2."
The third weekend of Disney's "Solo: A Star Wars Story" and the fourth frame of Fox's "Deadpool" are set to battle for second with "Hereditary," with "Solo" pegged for about $13.5 million and "Deadpool" at around $13 million. "Solo" has taken in $158 million in its first 13 days domestically and "Deadpool 2" has totaled $262.8 million in 20 days.
Recent predictions had placed "Ocean's 8" between $33 million and $40 million. Warner Bros.' gender-swapped reboot of the "Ocean's" franchise was performing above forecasts as it grabbed an impressive $4 million from Thursday night previews, part of a Friday total of about $17 million.
The film, which carries a $70 million price tag, have earned mostly positive reviews, racking up a 68% score on Rotten Tomatoes. Steven Soderbergh, who helmed the three previous "Ocean's" movies, produces with Susan Elkins. Gary Ross directs from a script he wrote with Olivia Milch.
"Hereditary" has a $10 million budget and is arriving with significant buzz, noted Paul Dergarabedian, senior media analyst with comScore. "Hereditary" had been pegged to open in the $5 million to $9 million range, but its $1.4 million preview total showed more traction for the Toni Collette vehicle. Alex Wolff, Milly Shapiro, Ann Dowd, and Gabriel Byrne also star in the story of a family that begins to unveil secrets about their ancestry following the death of their grandmother. Reviews have been stellar, giving the film a 94% ranking on Rotten Tomatoes.
"A24's much-talked about and much-feared horror film 'Hereditary' had a trailer that's already inspired nightmares — and also talk of the film becoming an instant classic for the scariest (and often most profitable) movie genre," he said.
After getting released from jail, she recruits a crew of seven to pull off a diamond heist at New York City's annual Met Gala. The spinoff stars Sandra Bullock, Cate Blanchett, Anne Hathaway, Mindy Kaling, Sarah Paulson, Rihanna, Helena Bonham Carter, and Awkwafina. Bullock plays the estranged sister of Danny Ocean (George Clooney's character in the remakes).
The gains are due in significant part to Disney's "Avengers: Infinity War," which will take in about $7 million this weekend to bring its 45-day domestic total to $654 million. The 2018 summer is 3.7% ahead of last year, with $1.12 billion as of June 6, and the year-to-date leads by 4.7% with $5.06 billion, according to comScore.