| Issue | #21 |
| Published | September 30th 1978 |
| Frequency | Every Monday |
| Cover Price | 0.12 GBP |
| Pages | 32 |
| Editing | Kelvin Gosnell; Steve MacManus (sub-editor) |
| Pencils | José Ferrer |
| Inks | José Ferrer |
| Colors | José Ferrer |
| Letters | Typeset |
| Characters | Ardeni Lakam; Kareela La Bourzac; Cosmol Na-Rutha; Yosay Tilman; |
| Synopsis | Ardeni escapes Kareela's hold, but qeustions her sanity. |
| Genre | Science-Fiction |
| Script | Alan Hebden |
| Pencils | Jesus Redondo |
| Inks | Jesus Redondo |
| Letters | Potter; Peter Knight |
| Notes | The title is taken from the ‘Next Week’ panel of the previous issue. |
| Characters | Howard Quartz; Ebenezer Quartz; Hammerstein; Ro-Jaws; Taxman 1; Taxman 2; Bulstrode; Mek-Quake; Aerials; Miss Marilyn |
| Synopsis | Quartz learns who his abductor is, and the robits find something suspicious. |
| Genre | Science-Fiction |
| Script | Jack Adrian |
| Pencils | Carlos Pino |
| Inks | Carlos Pino |
| Colors | Carlos Pino |
| Letters | Paul Bensberg |
| Notes | Only the first two pages of the strip are in colour. |
| Reprinted | In The Complete Ro-Busters (Rebellion, 2008 series) #[nn] (November 2008) |
| Characters | Johnny Alpha; Cornelius; Melvin; Wulf Sternhammer; Gronk; The Brain |
| Synopsis | Johnny is sent after the Brain who's threatened to use the ultimate weapon, except no-one knows what it is. |
| Genre | Science-Fiction |
| Script | John Wagner [as T. B. Grover] |
| Pencils | Carlos Ezquerra |
| Inks | Carlos Ezquerra |
| Colors | Carlos Ezquerra |
| Letters | Paul Bensberg |
| Notes | Only the first two pages of the strip are in colour. |
| Reprinted | In Strontium Dog: Search/Destroy Agency Files (Rebellion, 2007 series) #1 (2007) |
| Script | Various |
| Pencils | Various |
| Inks | Various |
| Letters | Typeset |
| Characters | Carl Hunter; J. Edgar |
| Synopsis | Hunter meets the alien High Ones and is set on by zombies. |
| Genre | Drama |
| Script | Alan Hebden |
| Pencils | Mike White ? |
| Inks | Mike White ? |
| Colors | Mike White ? |
| Notes | The title is taken from the ‘Next Week’ panel of the previous issue. Only the first two pages of the strip are in colour. |
| Characters | Johnny Alpha |
| Pencils | Carlos Ezquerra |
| Inks | Carlos Ezquerra |
| Colors | Carlos Ezquerra |