Art Blakey - drums, leader Lee Morgan - trumpet Wayne Shorter - tenor saxophone Bobby Timmons (1, 3, 5-9), Walter Davis, Jr. (2, 4) - piano Jymie Merritt - double bass
Recorded at the Van Gelder Studio on February 12 (8, 9), February 18 (1, 2, 4-6) and May 27 (3, 7) 1961.