Allegiance

Hope Davis Katya O'Connor

Scott Cohen Mark O'Connor

Margarita Levieva Natalie O'Connor

Gavin Stenhouse Alex O'Connor

Morgan Spector Victor Dobrynin

Kenneth Choi Sam Luttrell

Alexandra Peters Sarah O'Connor

David Vadim Arkady Isakof

Floriana Lima Michelle Prado

Robert John Burke Special Agent Brock

Giancarlo Esposito Oscar Christoph

Roman Roytberg Roman