ELIZABETH, HENRY AND ISABELLE LAUNCH THEIR OWN INVESTIGATION INTO THE PLANE CRASH THAT KILLED FORMER SECRETARY OF STATE VINCENT MARSH, ON A REBROADCAST OF "MADAM SECRETARY," AT A SPECIAL TIME, SUNDAY, JULY 12

Editor's note: The air date of this episode has changed.

Brian Stokes Mitchell Guest Stars as Former Secretary of State Vincent Marsh

"So It Goes" - Elizabeth, Henry and Isabelle launch their own investigation into the plane crash that killed former Secretary of State Vincent Marsh. Also, Nadine takes a step back into the dating pool when she agrees to go on a date with a NASA scientist, on a rebroadcast of MADAM SECRETARY, at a special time, Sunday, July 12 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Brian Stokes Mitchell guest stars as former Secretary of State Vincent Marsh. (Originally broadcast 11/16/14.)

SERIES REGULARS:

Téa Leoni (Elizabeth McCord)
Tim Daly (Henry McCord)
Bebe Neuwirth (Nadine Tolliver)
�eljko Ivanek (Russell Jackson)
Patina Miller (Daisy Grant)
Erich Bergen (Blake Moran)
Geoffrey Arend (Matt Mahoney)
Kathrine Herzer (Alison McCord)
Evan Roe (Jason McCord)
Wallis Currie-Wood (Stephanie "Stevie" McCord)

RECURRING CAST:

Keith Carradine (President Conrad Dalton)
Sebastian Arcelus (Jay Whitman)
Marin Hinkle (Isabelle)

GUEST CAST:

Brian Stokes Mitchell. (Vincent Marsh)
Peter Cambor (John Castellano)
John Pankow (Glenn)
Dion Graham (Diplomatic Security Head Agent Fred Cole)
Christopher Durham (Pilot)
David Wohl (Israeli Ambassador Lior Dori)
Christopher Bayon (Ref)

WRITTEN BY: David Grae

DIRECTED BY: James Whitmore