Karoui had apologised for having broadcast the film, but most mosque preachers condemned him.
A hundred men mobbed his home, some threw Molotov cocktails.
Earlier this week, the national media and communication authority, INRIC, condemned “all attempts to terrorise media professionals”.
The government called for “respect for sacred things.”
Rights campaigners including feminist activists have expressed increasing concern at what they say is the hypocritical line being taken by some Islamist groups in the run-up to the election.
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