Complete the indicated task to unlock the corresponding character. For all other bombers, complete the Ring Zone, Delta Zone, Diamond Zone, Star Zone, and Energy Zone.

Bodyguard 1: Complete the Energy Zone.
Bodyguard 2: Complete the Star Zone.
Bodyguard 3: Complete the Diamond Zone.
Bodyguard 4: Complete the Delta Zone.
Champion: Complete Story mode.
Dancing Queen: Complete Story mode.
Director: Complete Story mode.