《Hubble3 D》Cast

Leonardo Wilhelm DiCaprio (/dɪˈkæpri.oʊ/; born November 11, 1974) is an American actor, film producer, and environmental activist. DiCaprio began his career by appearing in television commercials in the late 1980s, after which he had recurring roles in various television series such as the soap opera Santa Barbara and the sitcom Growing Pains. He began his film career by starring as Josh in Critters 3 (1991). He starred in the film adaptation of the memoir This Boy's Life (1993), and was praised for his supporting role in What's Eating Gilbert Grape (1993). He gained public recognition with leading roles in The Basketball Diaries (1995) and the romantic drama Romeo + Juliet (1996), before achieving international fame with James Cameron's epic romance Titanic (1997), which became the highest-grossing film of all time until Cameron's science fiction film Avatar (2009) overtook it.

Katherine Megan McArthur is an American oceanographer and a National Aeronautics and Space Administration astronaut. She has served as a Capsule Communicator for both the space shuttle and space station.

Scott Douglas "Scooter" Altman is a United States Navy Captain, engineer, test pilot and former NASA astronaut. He is a veteran of four Space Shuttle missions.

Gregory Carl "Ray J" Johnson, is a former American naval officer and aviator, test pilot, aerospace engineer, and NASA astronaut. He spent his military career in both, the United States Navy and the Navy Reserve.