Quantico boss teases season 3 reset: 'We kept everything you love'
'And we left everything you don't,' new showrunner Michael Seitzman says
Quantico: Russell Tovey returns as series regular in season 3
Harry Doyle is coming back to the ABC drama
Quantico hires Code Black creator as new showrunner for season 3
Priyanka Chopra and three other cast members have also confirmed their return