Based on the life and death of Gov't Mule bassist Allen Woody, and the making of a double-disc tribute album (Gov't Mule's The Deep End , Volumes 1 & 2) featuring a host of legendary bass players. Throughout the film, director Mike Gordon (of Phish, who also plays on the album) interviews Woody's family and bandmates and also discusses the philosophy and technique of bass playing with a number of the instrument's legends, including Chris Squire, Les Claypool, John Entwistle, Flea, Bootsy Collins, Mike Watt, Roger Glover and others.

Matt Abts
as Self

Jack Bruce
as Self

Les Claypool
as Self

Bootsy Collins
as Self

Billy Cox
as Self

John Entwistle
as Self

Flea
as Self

Roger Glover
as Self

Mike Gordon
as Self

Warren Haynes
as Self