| DEEPTHOUGHT | Computer in 1979 novel The Hitchhiker's Guide to the Galaxy by Douglas Adams |
| DEEP | Computer in the novel The Hitchhiker's Guide To The Galaxy by Douglas Adams (4) |
| THOUGHT | Computer in the novel The Hitchhiker's Guide To The Galaxy by Douglas Adams (7) |
| ZAPHODBEEBLEBROX | Two-headed "semi-halfcousin" of Ford Prefect in The Hitchhiker's Guide to the Galaxy by Douglas Adams (6,10) |
| ARTHURDENT | Hapless hero of The Hitchhiker's Guide to the Galaxy by Douglas Adams |
| DENT | Arthur, hapless protagonist of The Hitchhiker's Guide To The Galaxy by Douglas Adams (4) |
| HITCHHIKERS | The_ Guide To The Galaxy, 1979 novel by Douglas Adams ('lO'l) |
| GUIDE | 1979 novel by Douglas Adams, The Hitchhiker's _ To The Galaxy (5) |
| DEADLINES | "I love ____. I love the whooshing noise they make as they go by." (Douglas Adams) |
| ITISNO | Start of a quip by Douglas Adams: 3 wds. |
| AREA | Disaster ___, fictional rock band invented by Douglas Adams (4) |
| BOLL | German writer of the 1979 novel The Safety Net (4) |
| DANN | Colin ___, author of 1979 novel The Animals of Farthing Wood (4) |
| COLIN | Author of 1979 novel The Animals of Farthing Wood (5,4) |
| MAILER | Norman ****** , author who wrote 1979 novel 'The Executioner's Song' (6) |
| ASTI | Drunk in Italy taken in by Douglas Timothy (4) |
| SHUGGIEBAIN | Debut novel by Douglas Stuart, awarded the 2020 Booker Prize (7,4) |
| BODYLINE | Tactic used by Douglas Jardine in the 1932-1933 Ashes (8) |
| OFLIFE | 1959 film by Douglas Sirk based on a novel by Fannie Hurst (2,4) |
| IMITATION | 1959 film by Douglas Sirk based on a novel by Fannie Hurst (9) |
