Ana de Armas transforms into a blonde bombshell as she shares behind the scenes photos from Sergio 

Ana de Armas is almost unrecognizable in new behind-the-scenes photos from her upcoming Netflix film Sergio.

For the war drama, the Cuban stunner transformed from a beautiful brunette to a blonde bombshell.

And the 31-year-old shared a sneak-peek into her makeover process via social media Friday, posting a hilarious photo of her touching up her roots.

Blonde ambition: Ana de Armas is almost unrecognizable in new behind-the-scenes photos from her upcoming Netflix film Sergio

Ana’s hair was full of foils as she sat and waited for the bleach to take effect.

It seems the actress, who recently began dating Ben Affleck, didn’t realize all the upkeep her tresses would require, telling fans: ‘Keeping the blonde for 3 months while traveling and filming was a struggle.’  

In other shots de Armas looked perfectly put together, sporting romantic curls and a sweet floral dress as she sat and checked her phone from the hair and makeup trailer.

The root of the problem: the 31-year-old shared a sneak-peek into her makeover process via social media Friday, posting a hilarious photo of her touching up her roots

The root of the problem: the 31-year-old shared a sneak-peek into her makeover process via social media Friday, posting a hilarious photo of her touching up her roots

Pretty as a petal: De Armas looked perfectly put together, sporting romantic curls and a sweet floral dress as she sat and checked her phone from the hair and makeup trailer in other shots

Pretty as a petal: De Armas looked perfectly put together, sporting romantic curls and a sweet floral dress as she sat and checked her phone from the hair and makeup trailer in other shots

Office chic: She looked professional in a shot taken while filming in Jordan

Office chic: She looked professional in a shot taken while filming in Jordan

Getting dirty: Another behind-the-scenes shot showed the actress covered in dirt while taking a lunch break

Getting dirty: Another behind-the-scenes shot showed the actress covered in dirt while taking a lunch break

Another behind-the-scenes shot showed the actress covered in dirt while taking a lunch break.

In Sergio, Ana plays Carolina Larriera, a former UN economics officer who is in love with the title character Sérgio Vieira de Mello, a UN diplomat who was killed in the Canal Hotel bombing in Iraq along with 20 other members of his staff.

De Mello is being played by Wagner Moura of Narcos fame. German actor Clements Schick plays Gaby Pichon, one of Vieira de Mello’s bodyguards.

Drama: In Sergio, Ana plays Carolina Larriera, a former UN economics officer who is in love with the title character Sérgio Vieira de Mello, a UN diplomat who was killed in the Canal Hotel bombing in Iraq along with 20 other members of his staff

Drama: In Sergio, Ana plays Carolina Larriera, a former UN economics officer who is in love with the title character Sérgio Vieira de Mello, a UN diplomat who was killed in the Canal Hotel bombing in Iraq along with 20 other members of his staff 

Getting into character: 'Working on this movie was an amazing experience,' Ana wrote on Instagram. 'I loved playing Carolina Larriera, a very interesting, intelligent, strong woman'

Getting into character: ‘Working on this movie was an amazing experience,’ Ana wrote on Instagram. ‘I loved playing Carolina Larriera, a very interesting, intelligent, strong woman’ 

Stylish: She gave her hairstylist a shout out on Instagram

Stylish: She gave her hairstylist a shout out on Instagram

Pals: German actor Clements Schick plays Gaby Pichon, one of Vieira de Mello's bodyguards

Pals: German actor Clements Schick plays Gaby Pichon, one of Vieira de Mello’s bodyguards

Close: It looks like the co-stars got close during their time filming

Close: It looks like the co-stars got close during their time filming

Sitting pretty: Ana wowed while  hanging out between shots

Sitting pretty: Ana wowed while  hanging out between shots

Process: Explaining the production process in a Wednesday Instagram, Ana wrote: 'The filming of Sergio lasted approximately three months'

Process: Explaining the production process in a Wednesday Instagram, Ana wrote: ‘The filming of Sergio lasted approximately three months’

On location: 'We shot in Brazil, Jordan, and Thailand. All equally special and important to history'

On location: ‘We shot in Brazil, Jordan, and Thailand. All equally special and important to history’

‘Working on this movie was an amazing experience,’ Ana wrote on Instagram Tuesday. ‘I loved playing Carolina Larriera, a very interesting, intelligent, strong woman.’

Explaining the production process in a Wednesday Instagram, Ana wrote: ‘The filming of Sergio lasted approximately three months.’

‘We shot in Brazil, Jordan, and Thailand. All equally special and important to history. This photo is in Rio de Janeiro, in Arpoador, a beautiful place between Ipanema and Copacabana, Sergio’s favorite place.’  

Sergio is set for release Friday on Netflix.

De Armas wrote on Instagram: 'This photo is in Rio de Janeiro, in Arpoador, a beautiful place between Ipanema and Copacabana, Sergio's favorite place'

De Armas wrote on Instagram: ‘This photo is in Rio de Janeiro, in Arpoador, a beautiful place between Ipanema and Copacabana, Sergio’s favorite place’