MOLLY SURPRISES PEGGY WHEN THEY TAKE A ROAD TRIP TO PEGGY'S HOMETOWN OF MUDLICK TO DO RESEARCH FOR THEIR BOOK, ON "MIKE & MOLLY," MONDAY, APRIL 13

Margo Martindale Guest Stars as Peggy's Estranged Sister, Rosemary

"Mudlick or Bust" - Molly surprises Peggy by reuniting her with her estranged sister, Rosemary (Margo Martindale)
, when they take a road trip to Peggy's hometown of Mudlick. Also, Vince and Mike experience father-son bonding when they work together to fix the water heater, on MIKE & MOLLY, Monday, April 13 (8:30-9:00 PM, ET/PT) on the CBS Television Network.

REGULAR CAST:

Billy Gardell (Officer Mike Biggs)
Melissa McCarthy (Molly Flynn)
Reno Wilson (Officer Carl McMillan)
Swoosie Kurtz (Joyce Flynn)
Katy Mixon (Victoria Flynn)
Nyambi Nyambi (Samuel)
Rondi Reed (Peggy Biggs)
Cleo King (Grandma / Rosetta McMillan)
Louis Mustillo (Vince)
David Higgins (Harry)

GUEST CAST:

Rosemary (Margo Martindale)
Darlene (Maile Flanagan)
T-Bone (Dean Chekvala)

STORY BY: Al Higgins and Marla DuMont

TELEPLAY BY: Brian Keith Etheridge, Crystal Jenkins and Aaron Vaccaro

DIRECTED BY: Michael McDonald