- Back On Board: Greg Louganis
- Back to Life: The Torin Yater-Wallace Story
- Back Water
- Backstreet Boys: Show 'Em What You're Made Of
- Backwoods: The Search for Kentucky's Lost Treasure
- Backyard Chicken Coops
- Bad News
- Baghdad Cop
- Baja Adventure: It's About to Get Crazy in the Desert
- Baku: The City of Ali & Nino
- Balance
- Bali: Island of the Dogs
- Balkan Spirit
- Ballerina Boys
- Ballet Baby Energized & Elegant Pregnancy - Trimesters 1 & 2
- Ballet Baby Energized & Elegant Pregnancy, Trimesters 2 & 3
- Ballet Baby Fit & Graceful Pregnancy: Trimesters 2 & 3
- Ballet Baby: Fit & Graceful Pregnancy, Trimesters 1 & 2
- Ballet Beautiful: Backstage Workout
- Ballet Beautiful: Swan Arms Cardio
- Ballot Measure 9
- BAM: Builders of the Ancient Mysteries
- Band of Sisters
- BANE: Holding These Moments
- Bang: The Bert Berns Story
- Bar Talks
- Barbecue
- Barefoot: The Mark Baumer Story
- Barge
- Baristas
- Barn Burner: The Rise of the Lancaster County Metal Scene
- Barolo Boys: The Story of a Revolution
- Barn Burner: The Rise of the Lancaster County Metal Scene
- Barolo Boys: The Story of a Revolution
- Barre's Silence
- Basketmouth: My Nigeria - Trash Talking
- Bathtubs Over Broadway
- Batkid Begins
- Battle Mountain: Graeme Obree's Story
- Battle of Britain - Empty Skies
- Bear Island (Bjørnøya)
- Bear-Like
- Beards: The Rise of Facial Hair
- Beatrice Mtetwa and the Rule of Law
- Beaver Trilogy: Part IV
- Beaverland
- Because