Cast of Basic

John Travolta plays DEA Agent Tom Hardy, a former Ranger who is brought in to investigate the disappearance of several soldiers during a training exercise.

Connie Nielsen portrays Capt. Julia Osborne, an Army investigator who works alongside Hardy in the search for the missing soldiers.

Samuel L. Jackson takes on the role of Sgt. Nathan West, the hard-nosed leader of the Rangers who goes missing during the fateful exercise.

Giovanni Ribisi plays Levi Kendall, one of the soldiers involved in the training mission that becomes the focus of the investigation.

Brian Van Holt appears as Raymond Dunbar, another soldier who is a key player in the unfolding mystery.

Dash Mihok plays Mueller, a member of the Rangers whose fate becomes entwined with the central investigation.

Taye Diggs characterizes Jay Pike, a Ranger who is implicated in the complex web of events that unravel during the film.

Roselyn Sánchez takes on the role of Nunez, a soldier who is one of the key witnesses in the investigation.

Tim Daly portrays Col. Bill Styles, an officer who oversees the investigation and has a vested interest in its outcome.

Cristián de la Fuente steps into the shoes of Castro, one of the soldiers who experiences the events during the ill-fated operation.

Harry Connick Jr. features as Dr. Peter Vilmer, who plays a part in the aftermath of the events surrounding the central training exercise.

Nick Loren lands the role of the Helicopter Pilot, a character involved in the storyline encompassing the Rangers' training mission.