The fourth season of Covert Affairs premiered on July 16, 2013 and concluded on November 21, 2013.
- Piper Perabo as Annie Walker
- Christopher Gorham as Auggie Anderson
- Kari Matchett as Joan Campbell
- Hill Harper as Calder Michaels
- Peter Gallagher as Arthur Campbell
- Gregory Itzin as Henry Wilcox
- Manolo Cardona as Teo Braga
- Dylan Taylor as Eric Barber
- Michelle Ryan as Helen Hanson
- Craig Eldridge as Eric Braithwaite
- Seeta Indrani as Sana Wilcox
For episodes, click here.