star Chris Pratt in ET's exclusive look behind the scenes of the final film in the beloved trilogy, Alongside Pratt, Guardians stars Zoe Saldana, Dave Bautista and Karen Gillan open up about shooting the new film, sharing insights into their characters' next cosmic adventure and the imagery that director James Gunn brought to life in the third and final installment of the franchise. «To be reunited with this family for is really fantastic,» Pratt shares in the clip. Saldana adds, «We're genuine fans so there's something really sweet about geeking out on set.»" is about humor, it's about action and it's about cosmic adventures," Kevin Feige, President of Marvel Studios, says as footage of the rascally space travelers flashes by. «But it's really about this found family.»Calling the film a «Rocket origin story,» Gillian shares that viewers will learn more about the anamorphic raccoon voiced by Bradley Cooper than ever before.