Wald and Macaulay had both mostly worked on musicals .
They had a big hit with the gangster film The Roaring Twenties ( 1939 ) , with James Cagney and Humphrey Bogart , co-written with Robert Rossen .
Wald and Macaulay had both mostly worked on musicals but they had a big hit with the gangster film The Roaring Twenties ( 1939 ) , with James Cagney and Humphrey Bogart , co-written with Robert Rossen .