The NoSleep Podcast ★Has a Wikipedia article.

Open email submissions for all types of horror, with a preference for stories suited to audio and strong audio cues. Standard stories are about 2,000–2,500 words, usually up to about 8,000 words; longer stories may be considered for bonus episodes or finales. Flash fiction is up to 1,199 words, with under 800 preferred. Previously published stories are acceptable if the author controls the rights, but stories not previously performed in audio receive priority. Only original human-written work is accepted; gratuitous graphic gore and graphic sexual violence are unwanted. Payment is $60 for…

Flash fiction is accepted as horror fiction up to 1,199 words, with under 800 words preferred; put “Flashfic” in the email subject for consideration in Suddenly Shocking bonus episodes. Payment is $60.

The podcast accepts audio scripts written expressly for audio rather than plays or movies, preferably with multiple characters; scripts should lend themselves to adaptation through sound. Put “Script” in the email subject. Payment terms are not separately stated for scripts.