arranged by, orchestrated by, leader, music director [musical director] Frank Zappa
artwork, graphics, text by [map insert] Frank Zappa
bass, guitarrón, soprano vocals [boy soprano] Roy Estrada
drums, vocals [also sings in some foreign language] Jimmy Carl Black
guitar, vocals Frank Zappa
instruments [hypophone] Kim Fowley
lead guitar, rhythm guitar [clear white light] Elliot Ingber
lead vocals, harmonica, tambourine, finger cymbals, other [bobby pin, tweezers] Ray Collins
performer Art Maebe
performer Benjamin Barrett
performer Carl Franzoni
performer Carol Kaye
performer Dave Wells
performer David Anderle
performer Edwin V. Beach
performer Emmet Sargeant
performer Gene DiNovi
performer Gene Estes
performer George Price
performer John Rotella
performer John Thomas Johnson
performer Joseph Saxon
performer Ken Watson
performer Kurt Reher
performer Neil LeVang
performer Paul Bergstrom
performer Plas Johnson
performer Ray Kelley
performer Roy Caton
performer Virgil Evans
performer Vito Paulekas
producer Tom Wilson
written-by Frank Zappa
tracks a4 written-by Ray Collins
Recorded At T.T.G. Studios
Engineered At T.T.G. Studios
Published By Frank Zappa Music
Pressed By MGM Custom Pressing Division
1st generation cover with the Freak Out - Hot Spots map offer printed inside gatefold.
MGM Bloomfield pressing indicated by the block-shaped S stamp in runouts.

Same label layout and pressing ring as: Freak Out! which has 2nd gen cover lacking the map offer.
Another very similar label variation exists with small pressing ring.

Zappa as credited on labels. Third Story Music credit printed on 2 lines.
Return Of The Son... song title is listed with Tableaus on label and Tableaux on cover, inside gatefold.
Rights Society: BMI
Pressing Plant ID: ⎎ (Stamped in runouts)
Pressing Plant ID: MGS (Scribed in runouts)
Matrix / Runout: MGS 296 (Label A)
Matrix / Runout: MGS 297 (Label B)
Matrix / Runout: MGS 298 (Label C)
Matrix / Runout: MGS 299 (Label D)
Matrix / Runout: V6-5005-2 SiDE-1 MGS-296-RE-4 12 ⎎ (Runout A)
Matrix / Runout: V6-5005-2 S-2 MGS-297 REV-RE-1 11 F.B.C. ⎎ (Runout B)
Matrix / Runout: V6-5005-2 SiDE-3 MGS-298-REV-RE-1 14 ⎎ (Runout C)
Matrix / Runout: V6-5005 SiDE-4 MGS-299-REV RE-1 13 ⎎ (Runout D)