Mack McCall was a male human in the Earth Starfleet in the mid 22nd century. As of mid 2155, he was beta-shift watch commander aboard the Enterprise. He had brown eyes, and wore a salt-and-pepper goatee. (ENT novel: Kobayashi Maru)

Enterprise (NX-01) personnel
Starfleet personnel	Almack • J. Anderson • Ansara • J. Archer • Billy • Bishop • K. Borovsky • M. Burch • Burrows • Carstairs • R. Chandra • Cole • Cook • Cravens • Elizabeth Cutler • Daniels • Diaz • Duel • J. Edwards • M. Fincke • Foster• Garver • A. Hart • Hess • J. Horn • Hutchison • Kelby • J. Kelly • Kimball • Ko • J. Lee • E. Leydon • T. Mayweather • M. McCall • Meir • E. Novakovich • D. O'Neill • Perkins • Phlox • Pointer • M. Reed • A. Rhodes • K.P. Ryan • A. al Saed • Santini • H. Sato • Stepanczyk • T'Pol • Tom • C. Tucker • Williams • unnamed Enterprise (NX-01) personnel
MACO contingent	D. Chang • C. Eby • S. Guitierrez • J. Hayes • N. Kemper • D. McCammon • F. McKenzie • M. Peruzzi