'Hard Knocks': William Hayes believes in mermaids

Watch a preview of the last episode of "Hard Knocks: In Season with the Miami Dolphins" where the Dolphins take on the Kansas City Chiefs in a 2023 AFC Wild Card Game.

Miami Dolphins head coach Mike McDaniel addresses his team after a Week 18 loss to the Buffalo Bills in this exclusive preview of "Hard Knocks: In Season with the Miami Dolphins."

Miami Dolphins running back Raheem Mostert breaks the Dolphins touchdown record in this preview of "Hard Knocks: In Season with the Miami Dolphins."

Miami Dolphins wide receiver Braxton Berrios decorates a Christmas tree with his girlfriend and influencer Alix Earle in this preview of "Hard Knocks: In Season with the Miami Dolphins."

Miami Dolphins quarterback Mike White shares the secret word given to Tua Tagovailoa to say on "Monday Night Football with Peyton and Eli" in Week 13.

Miami Dolphins receiver room tries convincing wide receiver Tyreek Hill to race Seattle Seahawks wide receiver DK Metcalf in this preview of "Hard Knocks: In Season with the Miami Dolphins."

In this preview of "Hard Knocks: In Season with the Miami Dolphins," safety Jevon Holland receives a game ball in the Week 12 matchup against the New York Jets.

Miami Dolphins head coach Mike McDaniel addresses the team in a meeting in this preview of "Hard Knocks: In Season with the Miami Dolphins."

New York Jets head coach Robert Saleh and general manager Joe Douglas reveal to wide receiver Xavier Gipson he's made the Jets 53-man roster on "Hard Knocks" with the New York Jets.

Green Bay Packers wide receiver Randall Cobb's family watches him take the field on "Hard Knocks" with the New York Jets.

New York Jets wide receiver Randall Cobb, wife tell kids there's going to be a new member of the "Cobb Mob" on "Hard Knocks" with the New York Jets.

Mentalist Oz Pearlman leaves New York Jets quarterback Aaron Rodgers stunned with card trick on 2023 season of "Hard Knocks."

New York Jets quarterback Aaron Rodgers and head coach Robert Saleh joke about QB Zach Wilson's sleeve length on 2023 season of "Hard Knocks".

On this week's Hard Knocks: In Season with the Arizona Cardinals, Cardinals surprise J.J. Watt with emotional farewell video from NFL legends, family.

It's been an emotional holiday week around the NFL, with Franco Harris's untimely passing touching all corners of the league. Here's the Arizona Cardinals wide receivers room spending a moment learning about the Steelers legend with their coach Shawn Jefferson in a scene from Hard Knocks on HBO Max. Don't miss the latest episode on Wednesday, December 28th available on HBO and to stream on HBO Max.

On this week's Hard Knocks: In Season with the Arizona Cardinals, defensive tackle Leki Fotu makes waffles from scratch in team meeting room.

On this week's Hard Knocks: In Season with the Arizona Cardinals, WR DeAndre Hopkins finds inspiration and strength from his mother, a victim of a brutal domestic violence attack twenty years ago. In this exclusive clip, Hopkins' mother describes the attack, and how DeAndre keeps her close at hand on gamedays.

Arizona Cardinals wide receiver DeAndre Hopkins gives back to survivors of domestic violence Don't miss the latest episode on Wednesday, November 29th available on HBO and to stream on HBO Max.

It was a tough Monday Night in Mexico for Colt McCoy and the Cardinals, but the Hard Knocks cameras were there every step of the way. Here's a look at McCoy getting in some last minute film study before facing the San Francisco 49ers in Week 12. Don't miss the latest episode on Wednesday, November 22nd available on HBO and to stream on HBO Max.

On the second episode of Hard Knocks In Season with the Arizona Cardinals, a father and son duo square off in a must-win divisional game. In this exclusive clip, receivers coach Shawn Jefferson consoles his son, Rams receiver Van Jefferson, after the Cardinals road win in Los Angeles.

'Hard Knocks': Arizona Cardinals linebacker coach Bill Davis challenges team 'to play harder than Budda Baker'. Watch the series each week, starting with the premiere on Wednesday, November 9 on HBO and available to stream on HBO Max.

Arizona Cardinals star safety Budda Baker gets fired up in this teaser clip from "Hard Knocks In Season: The Arizona Cardinals." Watch the series each week, starting with the premiere on Wednesday, November 9 on HBO and available to stream on HBO Max.

Head coach Dan Campbell gets emotional talking about 2022 Detroit Lions in this clip from "Hard Knocks."

Detroit native and rapper Eminem pays the Lions a visit on the latest episode of "Hard Knocks."

In this segment of "Hard Knocks: Detroit Lions," head coach Dan Campbell shows a clip from practice to the team. Watch full episodes of "Hard Knocks" following the Lions on HBO and HBO Max at 10 p.m. ET Tuesdays.