<P> At the statue, the players are surrounded by a pack of jaguars and Van Pelt's forces . They outmaneuver their opposition while Spencer and Martha race to the statue . Van Pelt confronts Martha (trapped in a pit of mambas) and demands the jewel, but she sacrifices one of her lives to re-spawn and get it to Spencer . With the players on their last lives, they end the game with Van Pelt disintegrating into a bunch of rats and return to the real world, but Alex does not appear with them . They find the formerly - dilapidated Vreeke home restored and decorated for a Christmas family gathering . An adult Alex arrives, having had returned to where he left off in 1996 . Now married with children, he named his eldest daughter after Bethany out of gratitude for saving his life and introduces them to his infant son, Andy . </P> <P> Spencer and Fridge reconcile, Bethany begins caring for others more than herself and plans a summer wilderness backpacking adventure, Martha and Spencer become romantically involved and the four are now friends after their experiences in the game . When they hear Jumanji's drumbeats, they bring the game behind the school and Fridge destroys it with a bowling ball to prevent anyone from playing it again . </P> <Ul> <Li> Dwayne Johnson as Dr. Smolder Bravestone, an Indiana Jones - like archaeologist and explorer who is Spencer's avatar; he is the leader of his team . <Ul> <Li> Alex Wolff as Spencer Gilpin, a nerdy gamer at Brantford High School . Panphobic; his experience as Smolder Bravestone helps him cope with his anxiety and develop assertiveness . </Li> </Ul> </Li> <Li> Jack Black as Professor Sheldon "Shelly" Oberon, a cartographer, cryptographer, archaeologist, and paleontologist who is Bethany's male avatar . <Ul> <Li> Madison Iseman as Bethany Walker, a pretty, popular, self - centered teenage girl at Brantford High School . </Li> </Ul> </Li> <Li> Kevin Hart as Franklin "Mouse" Finbar, a zoologist and weapons specialist who is Fridge's avatar . <Ul> <Li> Ser'Darius Blain as Anthony "Fridge" Johnson, a Brantford High School football jock coasting on his athletic prowess who cares more about dating than studying . </Li> </Ul> </Li> <Li> Karen Gillan as Ruby Roundhouse, a Lara Croft - like martial artist, and dance fighter who is Martha's avatar . <Ul> <Li> Morgan Turner as Martha Kaply, a shy and cynical intellectual at Brantford High School who believes that physical education is needless and who dislikes popular peers like Bethany and Fridge . </Li> </Ul> </Li> <Li> Nick Jonas as Jefferson "Seaplane" McDonough, a young aircraft pilot in Jumanji who is Alex Vreeke's avatar . <Ul> <Li> Mason Guccione as Alex Vreeke, a teenage gamer who was trapped inside the Jumanji video game for two decades . </Li> <Li> Colin Hanks plays the adult Alex when he appears two decades later . </Li> </Ul> </Li> </Ul> <Li> Dwayne Johnson as Dr. Smolder Bravestone, an Indiana Jones - like archaeologist and explorer who is Spencer's avatar; he is the leader of his team . <Ul> <Li> Alex Wolff as Spencer Gilpin, a nerdy gamer at Brantford High School . Panphobic; his experience as Smolder Bravestone helps him cope with his anxiety and develop assertiveness . </Li> </Ul> </Li>

Who plays the grown up alex in jumanji