What does the cryptic crossword clue "Gloom and doom crushing popular run of programmes (10)" mean?

The wordplay uses a deletion. IN (synonym="popular") in MISERIES (synonym="gloom and doom") = MINISERIES The answer is MINISERIES.

Gloom and doom crushing popular run of programmes (10)

Guardian Cryptic #29609 | 13 Down | 2025-02-04 flower