Rob Morrow Senior Special Agent Don Eppes Actor David Krumholtz Prof. Charlie Eppes Actor Judd Hirsch Alan Eppes Actor Alimi Ballard Agent David Sinclair Actor Peter MacNicol Prof. Larry Fleinhardt Actor Navi Rawat Amita Ramanujan Actor Dylan Bruno Agent Colby Granger Actor Sophina Brown Nikki Betancourt Actor Aya Sumika Special Agent Liz Warner Actor Michelle Nolden Guest Star Paul Michael Glaser Guest Star Josh Gad Guest Star Jeff Kober Guest Star Faline England Guest Star Jill Remez Guest Star Ridley Scott Executive Producer Tony Scott Executive Producer Alex Gansa Executive Producer Brooke Kennedy Executive Producer Robert David Port Writer Dennis Smith Director