In the year 2022, overcrowding, pollution, and resource depletion have reduced society’s leaders to finding food for the teeming masses. The answer is Soylent Green.

Prohibition-era nightclub crooner Joe E. Lewis has his career and nearly his life cut short when his throat is slashed as payback for leaving the employ of Chicago mob boss Georgie Parker. A broken alcoholic, Joe is brought back from the abyss by his faithful piano player, Austin Mack, who helps turn the former singer into a successful stand-up comedian. But Joe's demons plague his romantic life even as he reaches new heights of success.

After being shown what hypnotism can do, a doctor starts to study it in depth. When he experiments on a friend's wife, she regresses into an early life, that of Bridey Murphy.