UnScramble this Word: c h i s u q n?

Questions

category: movie bombs: set in caveman days, yet tire tracks can be seen in the background?

category: movie bombs: woman, two kids transported into the future where apes are in control?

category: movie musicals: finish this "oliver" song: "one boy, boy for _______!"?

category: movie musicals: he starred as a chimney sweep in "mary poppins":?

category: movie musicals: the final sequence of this movie featured kenny jones instead of keith moon:?