Cast
Which actor plays Lieutenant Matt Kowalski in the movie Gravity?
Gravity (film)
 Sandra Bullock as Dr. Ryan Stone, a medical engineer and mission specialist who is on her first space mission.  George Clooney as Lieutenant Matt Kowalski; the commander of the team. Kowalski is a veteran astronaut planning to retire after the "Explorer" expedition. He enjoys telling stories about himself and joking with his team, and is determined to protect the lives of his fellow astronauts.  Ed Harris (voice) as Mission Control in Houston, Texas.  Orto Ignatiussen (voice) as Aningaaq, a Greenlandic Inuit fisherman who intercepts one of Stone's transmissions. Aningaaq also appears in a self-titled short written and directed by "Gravity" co-writer Jonás Cuarón, which depicts the conversation between him and Stone from his perspective.  Phaldut Sharma (voice) as Shariff Dasari, the flight engineer on board the "Explorer".  Amy Warren (voice) as the captain of "Explorer".  Basher Savage (voice) as the captain of the International Space Station.