|Real Name:||Jack Wyatt Dalton|
|Affiliations:|| The Phoenix Foundation |
|First appearance:||The Rising|
|Portrayed by:||George Eads|
Jack Dalton is an agent of The Phoenix Foundation and has an impressive military background.
- Knows Steve McGarrett from their time in the military together, the two have an ongoing friendly rivalry between Delta Force and the Navy SEALs.
- Speaks French and Russian
- Delta Force