| Secret U. S. group | 18 |
| Secret trader | 13 |
| Secret to the max | 17 |
| Secret to crack | 15 |
| Secret things | 13 |
| Secret thieves of slang | 23 |
| Secret the theme answers contain | 32 |
| Secret taste-test label | 23 |
| Secret targets? | 15 |
| Secret targets | 14 |
| Secret target? | 14 |
| Secret target | 13 |
| Secret supply | 13 |
| Secret supplies | 15 |
| Secret suffix | 13 |
| Secret stuff | 12 |
| Secret stores | 13 |
| Secret store of supplies | 24 |
| Secret store | 12 |
| Secret storage spot | 19 |
| Secret stockpile | 16 |
| Secret stock | 12 |
| Secret stealer | 14 |
| Secret stat, sometimes | 22 |
| Secret stash | 12 |
| Secret Squirrel, for one | 24 |
| Secret spots? | 13 |
| Secret spots | 12 |
| Secret spot? | 12 |
| Secret spiller | 14 |
| Secret society, Italian style | 29 |
| Secret society's secret | 27 |
| Secret society of executives? | 29 |
| Secret society of a sort | 24 |
| Secret society members | 22 |
| Secret society member, perhaps, briefly | 39 |
| Secret society member in an episode of "The Simpsons" | 63 |
| Secret society in Dan Brown's "Angels & Demons" | 65 |
| Secret society in Chinatown | 27 |
| Secret society | 14 |
| Secret societies | 16 |
| Secret signal | 13 |
| Secret sign | 11 |
| Secret sightings | 16 |
| Secret sharer | 13 |
| Secret Service's charge: Abbr. | 34 |
| Secret Service worker | 21 |
| Secret Service weapons | 22 |
| Secret Service sleuths | 22 |
| Secret Service personnel | 24 |
| Secret Service man | 18 |
| Secret service jamboree guest? | 30 |
| Secret Service eyewear | 22 |
| Secret Service dossier | 22 |
| Secret Service agents | 21 |
| Secret Service agent, until recently | 36 |
| Secret Service agent, often | 27 |
| Secret Service agent's wear | 31 |
| Secret Service agent's weapon | 33 |
| Secret Service agent's accouterment | 39 |
| Secret Service agent's accessory, at times | 46 |
| Secret Service agent | 20 |
| Secret Service accessories | 26 |
| Secret seekers | 14 |
| Secret script | 13 |
| Secret schemes | 14 |
| Secret schemers | 15 |
| Secret scheme | 13 |
| Secret Santa season | 19 |
| Secret Santa gift | 17 |
| Secret romantic meeting | 23 |
| Secret rival? | 13 |
| Secret rival | 12 |
| Secret revolutionary force | 26 |
| Secret retreats | 15 |
| Secret retreat hidden in this puzzle's nine longest answers | 63 |
| Secret retreat | 14 |
| Secret repository | 17 |
| Secret rendezvous point | 23 |
| Secret rendezvous | 17 |
| Secret remedies | 15 |
| Secret Red | 10 |
| Secret radical group | 20 |
| Secret pros | 11 |
| Secret police who fell with the Berlin Wall | 43 |
| Secret police postage stamp (7) | 31 |
| Secret police of the Nazis | 26 |
| Secret police file | 18 |
| Secret police before the wall fell | 34 |
| Secret plot | 11 |
| Secret pledge in each of the four longest Across answers | 56 |
| Secret plan | 11 |
| Secret places | 13 |
| Secret place? | 13 |
| Secret place for outlaws | 24 |
| Secret place | 12 |
| Secret phrases | 14 |
| Secret person | 13 |
| Secret passers | 14 |
| Secret passage, perhaps | 23 |