HBO and NFL Films are teaming up for “Hard Knocks: Training Camp with the Seattle Seahawks,” which premieres Tuesday, Aug. 4, at 9 p.m. New customers can watch the premiere for free by signing up for DIRECTV’s free trial, which includes access to HBO Max. How to watch ‘Hard Knocks: Training Camp with the Seattle Seahawks’ for freeHBO Max does not offer a free trial, which means you usually have to pay to watch anything on the platform. DIRECTV 5-day free trial Stream your favorite shows free for 5 days, with new promotional pricing on subscriptions. ‘Hard Knocks: Training Camp with the Seattle Seahawks’ episode scheduleThe five-episode season will air weekly on Tuesdays:Episode 1: Aug. 4Episode 2: Aug. 11Episode 3: Aug. 18Episode 4: Aug. 25Episode 5: Sept. 1Who narrates ‘Hard Knocks: Training Camp with the Seattle Seahawks’?