The most common and most likely answer to this crossword clue is the 10 letter word CONTINUITY
I've seen this crossword clue in The Daily Telegraph
C
O
N
T
I
N
U
I
T
Y
Buddy explains!
The straight part
We know that "Sequence that needs to be checked in a film studio" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sequence that needs to be checked in a film studio = continuity.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CONTINUITY mean?
CONTINUITY noun- Lack of interruption or disconnection; the quality of being continuous in space or time.
- A characteristic property of a continuous function.
- A narrative device in episodic fiction where previous and/or future events in a series of stories are accounted for in present stories.
- Consistency between multiple shots depicting the same scene but possibly filmed on different occasions.
- The announcements and messages inserted by the broadcaster between programmes.