Lalo Schifrin - piano, arranger, conductor
Freddie Hubbard, Ernie Royal, Snooky Young, Clark Terry - trumpet
Jimmy Cleveland, J. J. Johnson, Tony Studd, Bob Brookmeyer - trombone
Jim Buffington, Bob Northern, Willie Ruff - French horn
Phil Woods - alto saxophone, clarinet, flute
Jerome Richardson, James Moody - tenor saxophone, flute
Margaret Ross - harp
Kenny Burrell - guitar
Don Butterfield - tuba
Bob Cranshaw - bass
Grady Tate, Dave Bailey - drums
Unnamed string section
| A1 | Blues A-Go-Go | |
| A2 | Once A Thief
Vocals – Irene Reid |
|
| A3 | Insinuations | |
| A4 | The Right To Love (Reflections)
Vocals – Irene Reid |
|
| A5 | The Cat | |
| B1 | The Man From THRUSH | |
| B2 | Roulette Rhumba | |
| B3 | Return To Trieste | |
| B4 | The Joint | |
| B5 | Once A Thief (Instrumental) |
