| 1978 #1 hit for the Commodores | 30 |
| 1978 #1 hit for the Commodores (and this puzzle's title) | 60 |
| 1978 affirmative-action case figure | 35 |
| 1978 and 1986 World Cup winner | 30 |
| 1978 and 1986 World Cup winner: Abbr. | 37 |
| 1978 Andy Gibb hit | 18 |
| 1978 Andy Gibb hit (with "An") | 40 |
| 1978 Barry Manilow hit | 22 |
| 1978 Best Picture (with ''The'') | 48 |
| 1978 Best Picture (with "The") | 40 |
| 1978 Billy Joel hit that gave its name to a 2002 Broadway musical | 65 |
| 1978 biopic about DJ Alan Freed | 31 |
| 1978 blockbuster movie co-written by Mario Puzo | 47 |
| 1978 Bob Fosse Broadway revue | 29 |
| 1978 Bob Fosse musical | 22 |
| 1978 Bob Fosse show | 19 |
| 1978 Bob Marley hit whose title words are sung four times before "... that I'm feelin'" | 105 |
| 1978 Booker Prize recipient Murdoch | 35 |
| 1978 Broadway musical | 21 |
| 1978 Broadway revue | 19 |
| 1978 Broadway revue that opens with "Hot August Night" | 64 |
| 1978 Broadway show with Gregory Hines | 37 |
| 1978 Bujold film | 16 |
| 1978 Burt Reynolds film | 23 |
| 1978 Camp David events | 22 |
| 1978 Camp David guest | 21 |
| 1978 Camp David visitor | 23 |
| 1978 Cheap Trick hit | 20 |
| 1978 Cheech & Chong movie | 29 |
| 1978 Cheech and Chong film | 26 |
| 1978 co-Nobelist | 16 |
| 1978 co-Nobelist from Egypt | 27 |
| 1978 comedy set at Faber College (whose motto is "Knowledge is good") | 79 |
| 1978 Commodores hit | 19 |
| 1978 Cooperstown inductee | 25 |
| 1978 cult film by David Lynch | 29 |
| 1978 cult film directed by David Lynch | 38 |
| 1978 cult film with a mutant child | 34 |
| 1978 Daniel Patrick Moynihan memoir | 35 |
| 1978 debut solo album by Rick James | 35 |
| 1978 Devo album cover query "___ We Not Men?" | 55 |
| 1978 Diana Ross musical, with "The" | 45 |
| 1978 disaster film, with "The" | 40 |
| 1978 disco hit | 14 |
| 1978 disco hit featuring the warning "Don't fall in love" | 71 |
| 1978 Egyptian Peace Nobelist | 28 |
| 1978 Faye Dunaway film | 22 |
| 1978 Faye Dunaway flick | 23 |
| 1978 film based on a Harold Robbins novel | 41 |
| 1978 film directed by Michael Crichton | 38 |
| 1978 film sleeper? | 18 |
| 1978 film that takes place in a Turkish prison | 46 |
| 1978 film: ____ Americam Hero | 32 |
| 1978 Foreigner hit | 18 |
| 1978 Fosse musical | 18 |
| 1978 Geneviève Bujold film | 29 |
| 1978 George C. Scott film (do the math) | 39 |
| 1978 Gerry Rafferty hit | 23 |
| 1978 Glenda Jackson title role | 30 |
| 1978 Glenn Ford adventure film | 30 |
| 1978 Golden Globe winner for best new actor | 43 |
| 1978 Goldie Hawn movie | 22 |
| 1978 Grammy winner for the jazz album "Friends" | 57 |
| 1978 Gregory Hines musical | 26 |
| 1978 high school musical | 24 |
| 1978 hit by Journey | 19 |
| 1978 hit for the Bee Gees | 25 |
| 1978 hit for the Commodores | 27 |
| 1978 hit with the lyric "You can get yourself clean, you can have a good meal" | 88 |
| 1978 horror sequel subtitle | 27 |
| 1978 Ingrid Bergman film | 24 |
| 1978 Irving character | 21 |
| 1978 jazz musical | 17 |
| 1978 King novel rereleased in a "Complete and uncut" version in 1990 | 78 |
| 1978 Linda Ronstadt hit "_____ Baby Baby" | 51 |
| 1978 Linda Ronstadt song for tree fanciers? | 43 |
| 1978 LPGA Tour Rookie of the Year | 33 |
| 1978 Manilow hit | 16 |
| 1978 Maya Angelou poem | 22 |
| 1978 medical thriller | 21 |
| 1978 Menudo album | 17 |
| 1978 Michael Douglas film | 25 |
| 1978 Michael Douglas movie | 26 |
| 1978 Michael Jackson movie, with "The" | 48 |
| 1978 movie directed by Michael Crichton | 39 |
| 1978 movie set in a Turkish prison | 34 |
| 1978 movie thriller | 19 |
| 1978 N.B.A. M.V.P. | 18 |
| 1978 NBA Finals MVP | 19 |
| 1978 Nicolette Larson hit "___ Love" | 46 |
| 1978 Nobel Peace Prize co-winner | 32 |
| 1978 Nobel Peace Prize cowinner Sadat | 37 |
| 1978 Nobel Peace Prize recipient | 32 |
| 1978 Nobel Peace prize winner | 29 |
| 1978 Nobel Prize sharer | 23 |
| 1978 Nobel sharer | 17 |
| 1978 Nobelist | 13 |
| 1978 Nobelist Anwar | 19 |
| 1978 novelty hit based on a historical person | 45 |
| 1978 Oscar-winning prison documentary | 37 |