| Issue | #91 |
| Published | November 1964 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Murray Boltinoff |
| Characters | Doom Patrol [Elasti-Girl [Rita Farr]; Negative Man [Larry Trainor]; Robotman [Cliff Steele]]; Mento [Steve Dayton]; Garguax |
| Genre | Superhero |
| Pencils | Bob Brown |
| Inks | Bob Brown |
| Reprinted | in Doom Patrol Archives, The (DC, 2002 series) #2 (March 2004) |
| Characters | Doom Patrol [Elasti-Girl [Rita Farr]; Negative Man [Larry Trainor]; Robotman [Cliff Steele]]; Mento [Steve Dayton] (intro, origin); Garguax (intro, villain) |
| Genre | Superhero |
| Script | Arnold Drake |
| Pencils | Bruno Premiani |
| Inks | Bruno Premiani |
| Notes | Part 1. Intro and 1st Mento also in 92, 97, 102-104, 106-113, 115-116, 119-121. Vs Garguax, 1st. |
| Reprinted | in DC Special Blue Ribbon Digest (DC, 1980 series) #19 (March 1982); in Doom Patrol Archives, The (DC, 2002 series) #2 (March 2004) |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Notes | First line and reprint data from Arthur Lortie, added August 2006. |
| Reprinted | from Action Comics (1938 series) #249 (DC, 1959) |
| Characters | Doom Patrol [The Chief [Niles Caulder]; Elasti-Girl [Rita Farr]; Negative Man [Larry Trainor]; Robotman [Cliff Steele]]; Mento [Steve Dayton] |
| Genre | Superhero |
| Script | Arnold Drake |
| Pencils | Bruno Premiani |
| Inks | Bruno Premiani |
| Notes | Part 2 |
| Reprinted | in DC Special Blue Ribbon Digest (DC, 1980 series) #19 (March 1982); in Doom Patrol Archives, The (DC, 2002 series) #2 (March 2004) |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Characters | Doom Patrol [The Chief [Niles Caulder]; Elasti-Girl [Rita Farr]; Negative Man [Larry Trainor]; Robotman [Cliff Steele]]; Mento [Steve Dayton]; Garguax (villain) |
| Genre | Superhero |
| Script | Arnold Drake |
| Pencils | Bruno Premiani |
| Inks | Bruno Premiani |
| Notes | Part 3 |
| Reprinted | in DC Special Blue Ribbon Digest (DC, 1980 series) #19 (March 1982); in Doom Patrol Archives, The (DC, 2002 series) #2 (March 2004) |
| Script | Jack Schiff |
| Pencils | Sheldon Moldoff |
| Inks | Sheldon Moldoff |
| Letters | Ira Schnapp |