Personnel

• Captain Beefheart (Don Van Vliet) – vocals
  Singing
  Singing is the act of producing musical sounds with the voice, and augments regular speech by the use of both tonality and rhythm. One who sings is called a singer or vocalist. Singers perform music known as songs that can be sung either with or without accompaniment by musical instruments...
  
  , bass clarinet
  Bass clarinet
  The bass clarinet is a musical instrument of the clarinet family. Like the more common soprano B clarinet, it is usually pitched in B , but it plays notes an octave below the soprano B clarinet...
  
  , tenor sax
  Tenor saxophone
  The tenor saxophone is a medium-sized member of the saxophone family, a group of instruments invented by Adolphe Sax in the 1840s. The tenor, with the alto, are the two most common types of saxophones. The tenor is pitched in the key of B, and written as a transposing instrument in the treble...
  
  , soprano sax
  Soprano saxophone
  The soprano saxophone is a variety of the saxophone, a woodwind instrument, invented in 1840. The soprano is the third smallest member of the saxophone family, which consists of the soprillo, sopranino, soprano, alto, tenor, baritone, bass, contrabass and tubax.A transposing instrument pitched in...
  
  , harmonica
  Harmonica
  The harmonica, also called harp, French harp, blues harp, and mouth organ, is a free reed wind instrument used primarily in blues and American folk music, jazz, country, and rock and roll. It is played by blowing air into it or drawing air out by placing lips over individual holes or multiple holes...
  
  
• Zoot Horn Rollo (Bill Harkleroad
  Bill Harkleroad
  Bill Harkleroad, known professionally as Zoot Horn Rollo , is an American guitarist. He is best known for his work with Captain Beefheart and The Magic Band...
  
  ) – guitar
  Guitar
  The guitar is a plucked string instrument, usually played with fingers or a pick. The guitar consists of a body with a rigid neck to which the strings, generally six in number, are attached. Guitars are traditionally constructed of various woods and strung with animal gut or, more recently, with...
  
   and glass finger guitar
• Rockette Morton (Mark Boston) – "bassius-o-pheilius"
• Drumbo (John French
  John French (musician)
  John "Drumbo" French is an American drummer and musician. He played on Captain Beefheart's Trout Mask Replica and on various other Beefheart recordings: Beefheart dubbed him "Drumbo"...
  
  ) – percussion
  Percussion instrument
  A percussion instrument is any object which produces a sound when hit with an implement or when it is shaken, rubbed, scraped, or otherwise acted upon in a way that sets the object into vibration...
  
  , broom
• Ed Marimba (Art Tripp
  Art Tripp
  Arthur Dyer Tripp III is a chiropractor and former musician best known for his work as a percussionist with Frank Zappa and the Mothers of Invention and Captain Beefheart and The Magic Band.-Early career:Tripp grew up in Pittsburgh, Pennsylvania and started playing drums in...
  
  ) – marimba
  Marimba
  The marimba is a musical instrument in the percussion family. It consists of a set of wooden keys or bars with resonators. The bars are struck with mallets to produce musical tones. The keys are arranged as those of a piano, with the accidentals raised vertically and overlapping the natural keys ...
  
  , percussion, broom

Liner notes

• Album concept: Peacock Ink
• Personal management/Production supervision: Grant Gibb
• All songs written by Captain Beefheart
• Published by Beefheart Music Co. (BMI)
• Back cover painting: Don Van Vliet
• Photography and art direction: Ed Thrasher