The Commander, Air Group (CAG) is a senior position aboard a Battlestar, assigned to an officer Captain rank or higher.
The officer holding this position is in charge of the Viper and Raptor air wing assigned to their Battlestar. They are in charge of all pilots, their ships, flight plans and training, and have a significant input to battle strategy.
Galactica[]
| Officer | Episodes | Reason for Leaving | |
|---|---|---|---|
| Major Jackson Spencer | Miniseries | Killed in Action | |
| Captain Lee Adama | Miniseries to "The Captain's Hand" (2x17) | Promoted to CO of Pegasus | |
| Captain George Birch | "Home, Part I" (2x06) to "Home, Part II" (2x07) | Temporary replacement for Captain Adama | |
| Captain Kara Thrace | "Downloaded" (2x18) to "Lay Down Your Burdens, Part II" (2x20) | Relocates to New Caprica | |
| Captain Louanne Katraine | "Lay Down Your Burdens, Part II" (2x20) to "Collaborators" (3x05). Plus "The Passage" (3x10) | Demoted when Major Adama resumes post. Symbolic appointment in The Passage. | |
| Major Lee Adama | "Torn" (3x06) to "The Son Also Rises" (3x18) | Reassigned as head of security for Romo Lampkin | |
| Captain Karl Agathon | "The Son Also Rises" (3x18) to "Six of One" (4x02). Excluding "Crossroads, Part I & II" (3x19 & 3x20) where Karl acts as XO | Joins crew of the Demetrius | |
| Unknown | "The Ties That Bind" (4x03) to "Faith" (4x06) | Demetrius returns | |
| Captain Karl Agathon | "Guess What's Coming to Dinner?" (4x07) | Joins Resurrection Hub strike force | |
| Captain Kara Thrace | "Sine Qua Non" (4x08) to "Daybreak, Part II" (4x20) | N/A |
Italics denotes a temporary or honourary appointment