Vin Diesel, 48, who played as the voice of 'Groot' in the movie, Guardians of the Galaxy posted on his Instagram page last Saturday a photo showing his co-star Zoe Saldana, 37, who played 'Gamora' in the film, and husband Marco Perego, 36, at a Halloween party with a group of kids.

In the photo, Saldana and Perego were dressed in a striped prisoners' costumes were Saldana was captured holding a baby, who appears to be Diesel's 7-month-old baby daughter Pauline, named after his late friend and Fast and Furious co-star Paul Walker.

On the other hand, sitting on the lap of Diesel, who is seen in the pictured wearing a coyote mask, are identical twin boys dressed as cops, who appears to be Saldana and Perego's sons, Cy and Bowie, who are turning one this month.

 Pauline and the Twins first Halloween. All love... @zoesaldana

A photo posted by Vin Diesel (@vindiesel) on Oct 31, 2015 at 8:51pm PDT

In the picture, the twin's faces are partially shown. Saldana, hhas posted pictures of her kids on her own Instagram page, but usually keeps their faces hidden. "Even though they're babies and they're under our care, it's still their face. Right now, they're not in the position to speak for themselves or make a decision...I don't want to make it for them." the actress told E! News in June.

A photo posted by Zoe Saldana (@zoesaldana) on Nov 2, 2015 at 7:57pm PST

 I mean... what are they doing?

A photo posted by Zoe Saldana (@zoesaldana) on Oct 28, 2015 at 9:29am PDT

Also pictured in Diesel's photo is a woman dressed as Star Wars' Princess Leia who happens to be Paloma Jiménez, 32, the actor's longtime girlfriend and mother of Pauline, daughter Hania Riley (also known as Similche), 7, and son Vincent Sinclair, 5.