Welcome back to What's On Weekly!
 

Read about this week's TV highlights below, including a documentary on the military alliance between the U.S. and Canada, a new FRONTLINE investigation into President Trump’s military advisors, a behind-the-scenes look at The Marlow Murder Club, and a special celebrating Grantchester on MASTERPIECE.
 

See the full television schedule >
 

Brothers and Borders

For more than a century, Canada and the United States have stood side by side in battle—from the First and Second World Wars to Korea, Vietnam, the Gulf War, Afghanistan, and global peacekeeping missions. 

Brothers and Borders examines the deep military alliance between these two nations, highlighting the shared sacrifices of soldiers who fought for freedom beyond their borders.

TUNE IN
Tune in on Monday, May 25, at 8pm.

FRONTLINE | The War Cabinet

Meet the key players behind President Trump’s expansive use of the U.S. military. FRONTLINE examines the inner circle of advisors and officials trying to project U.S. power, from clashes with allies, to taking out foreign leaders, to waging war in the Middle East.

TUNE IN
Tune in on Tuesday, May 26, at 9pm.

STREAM
Stream on the PBS app and online.

Solving the Puzzles of The Marlow Murder Club

Celebrate the three amateur sleuths of The Marlow Murder Club, the cozy mystery series who use their unconventional methods to solve a series of murders. 

Discover how this trio of spunky women come to rely on each other’s strengths to bring killers to justice. Featuring interviews with stars Samantha Bond, Jo Martin, Cara Horgan, Natalie Dew, author Robert Thorogood and more.

TUNE IN
Tune in Sunday, May 31, at 7:30pm.

Our Favorite Things About Grantchester

Go behind the scenes with the cast and crew to unpack all the favorite moments from Grantchester on MASTERPIECE. 

Exclusive interviews, rare behind-the-scenes footage, and video clips spanning 10 seasons reveal how this uniquely British crime drama about faith, justice, and the power of friendship became such an enduring hit with viewers.

TUNE IN
Tune in on Sunday, May 31, at 10:30pm.