### Clue: One ruling set once collapsed with start of insurrection (7)
### Answer: FELLINI 
 ### Explanation: Definition: One ruling set once
 [FELL IN](collapsed inwards, as in "the roof fell in, injuring many") **plus**(with) **1st letter of**(start of) "insurrection".
Defn: …, a movie set, that is.
Answer: Federico (1920 – 1993), Italian movie director.