| 15th-century French king nicknamed "the Prudent |
| Nero's 1550 |
| 15th-century Peruvian |
| Romans' 156 |
| About 15 klicks northeast of Amsterdam |
| A 1502 landfall |
| April 15 org. |
| Talk show host who won "The Celebrity Apprentice" in 2015, familiarly |
| Spanish opponents circa 1550 |
| Creepy pencil-and-paper "game" popularized in 2015 via YouTube and Twitter (and basis of the theme answers) |
| Actor George who received a Lifetime Achievement Award at the 2015 Golden Globes |
| A supermarket might have one for "15 items or less |
| Supermarket chain until 2015 |
| King of Scotland, 1567-1625 |
| 2015 Emmy nominee Cumming |
| Grocery chain that closed in 2015 after 156 years in business |
| Cable channel with the 2015 original movie "A Deadly Adoption |
| A Fool There Was" star, 1915 |
| Actor Schreiber who costarred in the 2015 film "Spotlight |
| Actress Adams who won Golden Globe awards in 2014 and 2015 |
| Religious doctrine whose founder was born July 10, 1509 |
| Ill-fated attackers of 1588 and 1589 |
| Add vertical line 1 (word 1) and vertical line 15 (word 3) and enter the answer to the resulting clue on this line |
| Flemish painter of landscapes and peasant life, d.1569 |
| Actress who wrote the 2015 memoir "Born With Teeth": 2 wds. |
| Actress Ryan who made a 2015 guest appearance on "Billy on the Street |
| 1915 Civil War epic, with "The |
| Character who, in an 8/15/1939 Hollywood premiere, speaks the first words of this puzzle's five other longest answers |
| Post-4/15 trauma |
| Wager taker |