Buster Moon (played by Matthew McConaughey) is a protagonist in Sing.
Optimistic koala theater owner organizing a singing competition to save his venue. Rosita (played by Reese Witherspoon) is a protagonist in Sing.
Devoted pig mother of 25 who rediscovers her passion for performing on stage. Mike (played by Seth MacFarlane) appears in Sing.
Arrogant, smooth-talking mouse who loves jazz and performing for himself. Ash (played by Scarlett Johansson) appears in Sing.
Rebellious teenage porcupine with a punk rock attitude and powerful singing voice. Eddie (played by John C. Reilly) appears in Sing.
Buster's pragmatic sheep friend and theater accountant. Johnny (played by Taron Egerton) appears in Sing.
Gentle gorilla with a soulful voice, torn between family crime and musical dreams. Meena (played by Tori Kelly) appears in Sing.
Shy teenage elephant with an incredible singing voice but severe stage fright. Meena's Mother (voice) (played by Leslie Jones) appears in Sing.
Caring elephant parent worried about Meena's shyness.