Numb3rs - Season 6 - Eps 12: Arm in Arms
The gang uses their math--and a reluctant gun merchant named Randall P. -- to track down a missing shipment of new, deadly but defective assault weapons which are hidden among the thousands of containers in one of L.A.'s busiest ports.
About Numb3rs

Title: Numb3rs
First Air Date: 2005-01-23
Last Air Date: 2010-03-12
Status: Canceled
Rating: 7.034/10 (from 397 votes)
Language: EN
Seasons: 7
Total Episodes: 118
Network: CBS
Genres: Crime, Drama, Mystery
Production Companies: Scott Free Productions
Synopsis
Inspired by actual cases and experiences, Numb3rs depicts the confluence of police work and mathematics in solving crime as an FBI agent recruits his mathematical genius brother to help solve a wide range of challenging crimes in Los Angeles from a very different perspective.
Cast

Rob Morrow
Don Eppes

David Krumholtz
Charlie Eppes

Judd Hirsch
Alan Eppes

Alimi Ballard
David Sinclair

Navi Rawat
Amita Ramanujan

Aya Sumika
Liz Warner

Dylan Bruno
Colby Granger

Sophina Brown
Nikki Betancourt