Students at the Davis School of the Theatre are assigned "Antigone" as their class play, but they conspire to do a swing musical instead.

Donald O'Connor
as Donald J. O'Connor

Gloria Jean
as Patricia Davis

Peggy Ryan
as Peggy

Robert Paige
as Johnny Hanley

Elyse Knox
as Alice Taswell

Samuel S. Hinds
as Jeremy Taswell

Robert Scheerer
as Bobby (as Bobby Scheerer)

Richard Stewart
as Genius

Elinor Donahue
as Muggsy

Florence Bates
as Mrs. Mary Davis