| 100% | SIMON | 5 | "Love, ___," romantic comedy film starring Nick Robinson based on a book written by Becky Albertalli |
| 49% | ROSIE | 5 | "Love, ___," romantic comedy film starring Lily Collins which was based on the book "Where Rainbows End" by Cecelia Ahern |
| 42% | OUTOFAFRICA | 11 | 1985 romantic drama starring 12-Across and based on a book written by 41-Across: 3 wds. |
| 39% | THEGRADUATE | 11 | 1967 romantic comedy film starring Dustin Hoffman and Anne Bancroft based on a Charles Webb novel of the same name: 2 wds. |
| 39% | BEWITCHED | 9 | 2005 American romantic comedy film based on a TV show of the same name directed by Nora Ephron |
| 38% | INTOTHEWILD | 11 | 2007 film starring Emile Hirsch based on a book of the same name by Jon Krakauer set in the Alaskan wilderness: 3 wds. |
| 38% | NOW | 3 | "The Spectacular ___," romantic comedy film which was based on a book of the same name by Tim Tharp |
| 37% | RINGOFBRIGHT | 12 | 1969 comedy-drama film starring Bill Travers and Virginia McKenna based on a book by Gavin Maxwell |
| 37% | THEPOLAR | 8 | & 8A 2004 animated film starring Tom Hanks based on a children's book by Chris Van Allsburg |
| 36% | SECRETLIFEOF | 12 | , 12A & 19A The —, 1947 comedy film starring Danny Kaye based on a story by James Thurber |
| 36% | THEWOODEN | 9 | & 23A 1950 war film drama starring Leo Genn based on a book by Eric Williams |
| 35% | MARYPOPPINS | 11 | 1964 film starring 17-Across and 30-Across based on children's books by P.L. Travers about a magical nanny (2 wds.) |
| 34% | THETINDRUM | 10 | 1979 film starring David Bennent based on a 1959 novel by Gunter Grass |
| 34% | ABRIDGETOOFAR | 13 | Sean Connery's 1977 war film based on a book by Cornelius Ryan which also stars Michael Caine: 4 wds. |
| 34% | TIME | 4 | "About ___," 2013 romantic comedy film directed by Richard Curtis which is based on time travel |
| 33% | DOUBTFIRE | 9 | "Mrs. ___," comedy-drama film based on a novel by Anne Fine starring Robin Williams |
| 33% | ATAFUNERAL | 10 | "Death ___," dark comedy starring Peter Dinklage based on a British film of the same name by Dean Craig: 3 wds. |
| 33% | WHENHARRY | 9 | "___ Met Sally...," 1989 romantic comedy film written by Nora Ephron starring Meg Ryan and Billy Crystal: 2 wds. |
| 33% | ELLAENCHANTED | 13 | Fantasy comedy film starring Hugh Dancy and 44-Across as characters based on a fairy tale (2 wds.) |
| 33% | POLAR | 5 | "___ Express," Christmas themed animated film based on a children's book written by Chris Van Allsburg |
| 32% | TOUCHINGTHE | 11 | 2003 documentary film based on a 1988 book by Joe Simpson |
| 32% | UNDERTHESKIN | 12 | 2013 sci-fi film starring Scarlett Johansson based on a novel by Michel Faber |
| 31% | HIGHFIDELITY | 12 | Film based on a Nick Hornby novel set in a record shop starring John Cusack and Joan Cusack (2 wds.) |
| 31% | JOHNNYMNEMONIC | 14 | 1995 film starring Keanu Reeves, based on a short story by 44-Across: 2 wds. |
| 31% | HEARTSIN | 8 | 2001 film drama starring Anthony Hopkins based on a 1999 work by Stephen King |
| 31% | SHOUT | 5 | The —, 1978 horror film starring Alan Bates based on a short story by Robert Graves |