Actor Tom Skerritt, known for 'Alien,' 'Top Gun,' 'M*A*S*H' and his Emmy-winning turn on 'Picket Fences,' has died at 93. A look back at his six-decade career.

The Emmy winner played Viper in Top Gun, Captain Dallas in Alien and the small-town sheriff on Picket Fences. His family says he died Wednesday, Oct. 21, of natural causes. Tom Skerritt, the actor who ...