Please answer the following question: Generate a question that has the following answer:  astronaut  for the following movie plot:  20th July 1969Sound of austronauts talking and sending information about their moontrip. Suddenly, there is only white noise. Neil Armstrong (Neil Armstrong himself via archived recordings) steps onto the Moon, saying "That's one small step for man, one giant leap for mankind."Title credits. Some astronauts talking to base. One of the astronauts asks about the weather, and base answers that the weather is perfect, sunny and dry.Col. Jason Grant (Walter Koenig) is recording himself saying bombastic things about their mission. Meanwhile, Ray Tanner (Bruce Campbell) falls asleep. Jason starts a bell to startle and wake him up. They have a good time and they share their nicknames. Suddenly, the radar contacts something approaching fast. It looks like another spaceship. Jason decides to get into the shuttlesuit and try to enter the ship, even though Chuck Koreman (Robert Kurcz) at ground control had chosen Ray. There are hieroglifics on the outside walls of the ship. There is a hole on the outer layer of the ship, and Jason picks up a container. A kind of dead corpse passes Jason by.Back to Earth, in a lab, the container and the corpse are brought and studied. They are 14,000 years old. Barnes (John J. Saunders) says that they can't open the container without destroying it because it's made of a strange alloy. Haskell (Reavis Graham) asks Barnes if the president should be informed. Haskell thinks it's a con so that the budget for NASA will get increased.When it's on its own, the container opens up, and a kind of metalic octopus appears. It smashes a mirror with its sounds and it makes the computers work under its domain. It looks as though they are feeding them information. The corpse looks like a human, and the place of origin is the Moon. There is a kind of overload, and everybody gets trapped on the lift. Haskell doesn't want to write a different report to his own. So Jason insists that there should be another trip to the Moon. The alien octopuss gets hold of some metalic instruments and uses them to give iself...
A:
What is Ray Tanner's profession?