THE TEAM SEARCHES FOR ELENA'S FORMER PARTNER WHO DISAPPEARS AFTER AN UNDERCOVER STING OPERATION, ON "WITHOUT A TRACE," TUESDAY, JAN. 13

Idea for the Storyline Came from Roselyn Sanchez, One of the Series' Regulars

"Once Lost" - The team searches for Elena's former partner, an undercover cop who goes missing after a sting. During the investigation, Elena is forced to face the repercussions of her own past actions as she races to find her friend, on WITHOUT A TRACE, Tuesday, Jan. 13 (10:01-11:00 PM, ET/PT) on the CBS Television Network.

SERIES REGULARS:

Jack Malone: Anthony LaPaglia
Samantha Spade: Poppy Montgomery
Vivian Johnson: Marianne Jean-Baptiste
Danny Taylor: Enrique Murciano
Martin Fitzgerald: Eric Close
Elena Delgado: Roselyn Sanchez

GUEST CAST:

Lucy: Adriana Demeo
Bianca Gonzalez: Lisa Vidal
Tom Russell: Daniel E. Smith
Jordan Russell: Virtic Emil Brown
Bernard Mills: Kiko Ellsworth
Mitch Donnelly: Darren Keefe
Nils Barker: Jack Maxwell
Detective Wayne Stevens: Scott MacDonald
Philip Shen: Kenneth Choi
Vendor: Vahe Bejan
Young Tom: Khamal White

STORY BY: Roselyn Sanchez, one of the series regulars, and Diego Gutierrez

TELEPLAY BY: Jim Adler & Diego Gutierrez

DIRECTED BY: Martha Mitchell

RATING: To Be Announced