UnScramble this Word: c a t r s l u i?

Questions

Robotech: Name of the alien ambassador, second in command of the alien fleet.?

Robotech: Robotech name of the third storyline arc.?

Robotech: Total number of episodes in the entire Robotech saga.?

Rod Steiger played the villain in which smash hit musical (Yup, he sang, too.)?

Ron howard's directed his first film in 1977. What was it called?