Team Nightwing:

Nightwing - Dick Grayson: Team leader, former protege of the Batman.

Starfire - Koriand'r: Alien Princess, former Teen Titan. Uses the cover of model in her civilian guise. 

Cheyenne Freemont: Fashion designer by day, Team Nightwing manager by night. 

Harold Allnut: The team's mute but genius inventor. Maintains the 'Nest'. 

The Tiger: Liason from SHIELD who closely monitors Team Nightwing's missions.