What parts of the DOJ’s Epstein document disclosures (the ‘Epstein files’) include witness lists or testimony mentioning Bill Riley?

Checked on February 7, 2026
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Executive summary

The publicly released DOJEpstein files” include multiple mentions of a William “Bill” Riley in witness lists, depositions and email threads according to independent compilers and reporters who have reviewed the disclosures, but mainstream outlets and fact-checkers note that the connection between those mentions and the recent viral audio alleging a victim named Sascha (William “Sascha”) Riley is not documented or independently verified in the released DOJ materials [1] [2] [3]. Reporting and archival projects show Bill Riley appears across several redacted documents and transcriptions, while skeptics and major news summaries caution that the newly circulating audio claims remain uncorroborated and that the released tranche contains heavy redactions [1] [4] [5].

1. What the document compilers found: multiple mentions of “Bill Riley” in the release

Researchers who have indexed the DOJ disclosures report that “Bill Riley” appears repeatedly: one document index shows roughly a dozen mentions across the Epstein corpus and flags Riley as a private investigator or agent who contacted witnesses, including in deposition transcripts and interview pages [1]. Independent journalists and researchers who have dug through litigation and deposition material cited in Substack and other threads say William “Bill” Kyle Riley appears in litigation records, depositions, emails and what they describe as victim testimony connected to Epstein’s network [2] [4]. Those references are the basis for broader interest in any potential link between the Riley name in the files and people now speaking publicly.

2. How those mentions are described in the sources: investigator, witness contact, and litigation references

The character of the references, as described by archival projects and reporters, frames Riley not as a prominent conspirator named in an indictment but as an investigator or contact figure who shows up in phone-call notes, interview transcripts and witness lists—material that was part of the larger discovery and civil litigation packages unsealed in late 2025 [1] [4]. One indexed snippet quoted in an online archive records people saying “it was Bill” in the context of telephone contact and witness interviews, which is consistent with how compilers categorize him: someone involved in outreach or investigation and therefore listed among witnesses or subjects in those documents [1].

3. Where the public debate diverges: viral audio claims versus what the files actually show

A parallel media thread has tied a viral set of audio recordings attributed to “Sascha” Riley to the appearance of Bill Riley in the files; proponents point to the matches in name and to archival citations as support, but multiple news summaries and reporters stress that the audio’s allegations remain unverified and that the released DOJ tranche contains heavy redactions that complicate direct linkage [3] [5]. Writers amplifying the audio—some on Substack—cite public records and the Riley name in Epstein-related materials to argue there is corroboration, but mainstream coverage warns that those claims do not equate to documentary proof the DOJ files contain testimony by or about the person now speaking online [2] [3].

4. Limits of the available reporting and why caution is necessary

None of the sources provided here include a direct page-by-page DOJ citation that incontrovertibly ties the viral Sascha Riley audio to a specific unredacted testimony within the disclosed files; instead, the available evidence is an aggregation of mentions, index entries and reporter claims that Bill Riley appears in witness lists, depositions and emails [1] [2]. Major news summaries explicitly note that as of early 2026 the audio’s claims have not been authenticated against DOJ material, and researchers acknowledge redactions and the possibility of multiple individuals named Riley across decades of documents [3] [5].

5. Bottom line: where the balance of reporting stands

The released Epstein files do contain references to a William/Bill Riley in witness lists, interview transcripts and related materials as indexed by archival projects and reported by independent journalists, but the materials available publicly do not, in the reporting provided, establish that those mentions are the same person referenced in the viral Sascha Riley audio—or that the DOJ disclosures include an unredacted witness testimony matching the new audio—so both the archival citations and the newer allegations require further, document-level verification [1] [2] [3].

Want to dive deeper?
Which specific DOJ documents or page numbers mention William 'Bill' Riley in the Epstein files?
What redactions remain in the DOJ’s released Epstein materials and how do they affect identification of witnesses?
How have independent archival projects indexed and verified names across the Epstein disclosures?