New Baby Groot art for Guardians of the Galaxy Vol. 2 New international Baby Groot art for Guardians of the Galaxy Vol. 2 has surfaced and features the little guy in yet another dangerous situation… RELATED: Guardians of the Galaxy Vol. 2 Interviews and Behind-the-Scenes Photos The Guardians of the Galaxy Vol. 2 cast includes the return of Chris Pratt (Jurassic World, Parks and Recreation) as Star-Lord, Zoe Saldana (Avatar, Star Trek) as Gamora, Dave Bautista (SPECTRE) as Drax, Vin Diesel (xXx, Furious 7) as the voice of Groot, Bradley Cooper (Joy, American Sniper) as the voice of Rocket, Michael Rooker (Slither, Jumper) as Yondu, Karen Gillan (Doctor Who, The Big Short) as Nebula, and Sean Gunn (Guardians of the Galaxy, Gilmore Girls) as Kraglin.