Jack Black is an American actor, producer, comedian, voice artist, writer, and musician. His acting career has been extensive, starring primarily as bumbling and cocky but internally self-conscious outsiders in comedy films, though he has played some serious roles.

Jack is considered a member of the so-called Frat Pack, a loose grouping of comic actors who have appeared together from an early age in various Hollywood films. He has been nominated for two Golden Globe Awards. He is best known for his roles in High Fidelity, Shallow Hal, Orange County, Saving Silverman, School of Rock, King Kong, Nacho Libre, Tropic Thunder, Bernie, The Holiday, Goosebumps, Kung Fu Panda, and Kung Fu Panda 2.

Theatre credits include Herod in Jesus Christ Superstar (Ricardo Montalban Theatre).

Jack is also the lead vocalist of the satirical rock group, Tenacious D, which he formed with friend Kyle Gass.