| Clue | Source | Date |
|---|---|---|
| See 17 | The Guardian Weekend | 01 Jan 2022 |
| 'The Usual Suspects' crime lord Keyser __ | The Washington Post | 07 Feb 2021 |
| "The Usual Suspects" crime lord Keyser __ | LA Times Daily | 07 Feb 2021 |
| Underworld boss Keyser of "The Usual Suspects" | ||
| "Who is Keyser ___?" ("The Usual Suspects" question) |