What's different about Robbie's role in Once Upon a Time in Hollywood is that, apart from the 1960s clothes and the American accent she'll show off later, it doesn't appear that the actress had to do much transforming to capture Tate's essence.
"First look", the Australian star wrote on Instagram Monday, sharing an image of herself donning a black sweater, white skirt and go-go boots on Instagram.
Manson Family members Charles "Tex" Watson, Susan Atkins and Patricia Krenwinkel butchered Sharon at her and her husband Roman Polanski's Los Angeles home in August 1969 - leaving the word "PIG" scrawled on the front door in Sharon's blood.
The film is Tarantino's ninth and will reportedly be similar in tone to his previous effort Pulp Fiction.
She told TMZ: 'To [celebrities] it's a paycheck and these people just don't care. "He has done nothing but respect me and be very forthcoming".
Weekend toll: 70 shot - 11 fatally - in Chicago gun violence
Police say they know some of the shootings have been random and some targeted and related to gang conflicts. The murder rate has already become an issue for Mayor Rahm Emanuel , who is up for reelection in February.
DiCaprio recently shared a sneak peek of his and Pitt's characters dressed in head-to-toe '60s styles. The movie was originally slated for release on August 9, 2019, and while no reason was given for the date change, it may have been to avoid releasing the film so close to the 50th anniversary of the murders.
To make matters worse, their very famous next-door neighbor just so happens to be Sharon Tate herself...
Set in the height of hippie culture in 1969 Los Angeles, Once Upon a Time in Hollywood follows DiCaprio's Rick Dalton, an out-of-work actor, and Pitt's Cliff Booth, Rick's stunt double.
The loaded cast includes Burt Reynolds, Timothy Olyphant, Kurt Russell, Michael Madsen, Tim Roth, Al Pacino, Damian Lewis, Luke Perry, Emile Hirsch, Dakota Fanning, Clifton Collins, Scoot McNairy, Keith Jefferson and Nicholas Hammond.
The film will hit theaters on July 26. A United Kingdom release date hasn't been announced yet.