Cheryl Heuton Creator, Executive Producer Nicolas Falacci Creator, Executive Producer 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 Diane Farr Agent Megan Reeves Actor Navi Rawat Amita Ramanujan Actor Dylan Bruno Agent Colby Granger Actor Michelle Nolden AUSA Robin Brooks Guest Star Michael O'Keefe Reverend Joseph Ezra Guest Star Steven R McQueen Craig Ezra Guest Star Jill Eikenberry Susan Doran Guest Star Gabrielle Christian Audrey Doran Guest Star Antonio D. Charity LAPD Rookie Guest Star Leslie Silva M.E. Ridenhour Guest Star Cassandra Freeman Lead FBI Tech Alexis Lee Guest Star Walter Beery Guest Star Kathryn Weil Guest Star Lynn Wanlass Guest Star Ron K. Collie Peter Guest Star Ridley Scott Executive Producer Tony Scott Executive Producer Alex Gansa Executive Producer Brooke Kennedy Executive Producer Don McGill Executive Producer Ken Sanzel Executive Producer David W. Zucker Executive Producer Sean Crouch Writer Leslie Libman Director