| Issue | #631 |
| Published | December 20, 1988 |
| Cover Price | 1.50 USD; 2.00 CAD |
| Pages | 52 |
| Editing | Mike Gold (series); Brian Augustyn (associate) |
| Notes | Contains 6 stories. Also contains a promo feature "Daily Planet", with information on the Invasion series. Substantial indexing information on this issue provided by Donald Dale Milne. |
| Characters | The Phantom Stranger |
| Genre | Occult |
| Pencils | Jim Starlin (signed) |
| Inks | Jim Starlin (signed) |
| Editing | Robert Greenberger (cover) |
| Notes | Cover artist listed in Action Comics Weekly 630. |
| Characters | Green Lantern [Hal Jordan]; alien in form of Randy Violent; Captain Atom [Nathaniel Adam] |
| Synopsis | Captain Atom attempts unsuccessfully to track an alien into space, then rescues Hal Jordan from a desert, after which Hal finds his power battery in the hands of some common crooks and confronts them to recharge his ring and capture them. |
| Genre | Superhero |
| Script | James Owsley [Christopher Priest]; Mark Bright [M.D. Bright] |
| Pencils | Mark Bright [M.D. Bright] |
| Inks | Romeo Tanghal |
| Colors | Anthony Tollin |
| Letters | Albert DeGuzman |
| Editing | Dennis O'Neil (story); Dan Raspler (assistant) |
| Notes | Continued from Action Comics Weekly 630, continued in Action Comics Weekly 632. |
| Reprinted | in Justice League [Lega della Giustizia] (Play Press, 1990 series) #10 |
| Characters | Black Canary [Dinah Lance]; Ron Tompkins (dies); Ken Glazier; Cat Maddox |
| Synopsis | Black Canary tracks Cat Maddox, who commits another murder and eludes capture. |
| Genre | Superhero; Adventure |
| Script | Sharon Wright |
| Pencils | Randy DuBurke |
| Inks | Pablo Marcos |
| Colors | Gene D'Angelo |
| Letters | Steve Haynie |
| Editing | Robert Greenberger (story) |
| Notes | Continued from Action Comics Weekly 630, continued in Action Comics Weekly 632. |
| Characters | The Phantom Stranger; Cassandra Craft; Dr. Terrence Thirteen; Tannarak; Tala |
| Synopsis | The Phantom Stranger confronts Tannarak and Tala, after Tala appears to defeat Cassandra Craft. |
| Genre | Occult |
| Script | Paul Kupperberg |
| Pencils | Fred Carillo |
| Inks | Fred Carillo |
| Colors | Petra Scotese |
| Letters | Albert DeGuzman |
| Editing | Renee Witterstaetter (story) |
| Notes | Continued in Action Comics Weekly 632. Pages 6 and 7 are reversed in order. |
| Characters | Superman [Kal-El aka. Clark Kent]; Bob Galt; Mother Tierra |
| Synopsis | Superman fights the Consortium after discovering it is receiving the same rays from outer space that his worshippers are. |
| Genre | Superhero |
| Script | Roger Stern |
| Pencils | Curt Swan |
| Inks | Murphy Anderson |
| Colors | Tom Ziuko |
| Letters | Bill Oakley |
| Editing | Mike Carlin (story) |
| Notes | Continued from Action Comics Weekly 630, continued in Action Comics Weekly 632. |
| Characters | Speedy [Roy Harper]; Mr. Hunter; Moira; Button; Dick Grayson; Mr. Clapton; Mrs. Sebastian |
| Synopsis | Nightwing returns to Ireland after Speedy defeats some Sanas and some police are found to be causing murders as the Friends of The Empire. |
| Genre | Superhero |
| Script | Cherie Wilkerson |
| Pencils | Vince Giarrano |
| Inks | Tom Mandrake |
| Colors | Adrienne Roy |
| Letters | Agustin Mas |
| Editing | Barbara Kesel [Barbara Randall] (story) |
| Notes | Continued from Action Comics Weekly 630, continued in Action Comics Weekly 632. |
| Characters | Blackhawk [Janos Prohaska]; Natalie Reed; Gretchen Koblenz; Keng Kuan Chee [Mairzey]; President Harry S. Truman; Dean Forrestal; Admiral Hillenkoetter; Andre Blanc-Dumont; Chuck Sirianni; Constance Darabont; Dieter; Simon |
| Synopsis | The Blackhawks discuss espionage with President Truman while some C.I.G. operatives kidnap Natalie Reed, and a Nazi plot to steal LSD begins. |
| Genre | Adventure; War |
| Script | Martin Pasko |
| Pencils | Rick Burchett |
| Inks | Rick Burchett |
| Colors | Tom Ziuko |
| Letters | Steve Haynie |
| Editing | Mike Gold (story) |
| Notes | Continued from Action Comics Weekly 630, continued in Action Comics Weekly 632. |
| Characters | Firestorm [Ronald Raymond and Professor Martin Stein]; Firehawk; Power Girl [Kara Starr]; Starman [Will Payton]; Wonder Woman ; Black Canary [Dinah Lance]; Superman [Kal-El aka. Clark Kent]; Gangbuster [Jose Delgado]; Doom Patrol; Sea Devils; Aquaman [Art |
| Genre | Superhero |
| Notes | Information on the Invasion series. |