Cast and credits of Hard Knocks

Liev Schreiber
Himself - Narrator (10 episodes, 2001-2009)

Carson Palmer
Himself - Cincinnati Bengals Quarterback (5 episodes, 2009)

J.J. Watt
Himself - Houston Texans Defensive End (5 episodes, 2014-2015)

Jared Goff
Himself - Los Angeles Rams Quarterback (5 episodes, 2016)

Jameis Winston
Himself - Tampa Bay Buccaneers Quarterback (5 episodes, 2017)

Jerry Jones
(2 episodes, 2002)

Emmitt Smith
(2 episodes, 2002)

Ray Lewis
Himself - Baltimore Ravens Middle Linebacker (1 episode, 2001)

Shannon Sharpe
Himself - Baltimore Ravens Tight End (1 episode, 2001)

Tony Siragusa
(1 episode, 2001)

Rod Woodson
(1 episode, 2001)

Rex Ryan
Himself - New York Jets Head Coach (1 episode, 2010)

Mark Sanchez
Himself - New York Jets Quarterback (1 episode, 2010)

Brock Osweiler
Himself - Denver Broncos Quarterback (1 episode, 2015)

Marty Callner
(11 episodes, 2001-2009)