The Watermelon Man (1970)

Starring:

• Godfrey Cambridge
• Estelle Parsons
• D'Urville Martin
• Mantan Moreland
• Howard Caine
• Kay Kimberly
• Kay E. Kuter

Storyline
Jeff Gerber (Godfrey Cambridge) is a middle-class white man whose views are somewhat sexist and racist. Every morning, he catches the bus and along the way he taunts and harasses Black people. His wife (Estelle Parsons) is a liberal woman that empathetic to the struggles of Black people, which Jeff strongly disagrees with her opinions. Unexpectedly, Jeff wakes up as a Black man. It's as if karma was getting back at him for his prejudice against Black people. With his new reality becoming truer, Jeff's experiences are now of which he once condescended others.

Let's Do It Again (1975)

Starring:

• Sidney Poitier
• Bill Cosby
• Calvin Lockhart
• John Amos
• Jimmie Walker 
• Ossie Davis
• Denise Nicholas
• Lee Chamberlin
• Mel Stewart 
• Julius Harris 
• Paul Harris

Storyline
Clyde Williams and Billy Foster are a couple of blue-collar workers in Atlanta who have promised to raise funds for their fraternal order, the Brothers and Sisters of Shaka. However, their method for raising money involves traveling to New Orleans and rigging a boxing match. Using hypnotism, they turn the scrawny underdog into a super-confident fighting machine. They bet heavily on him, he wins easily, and they return to Atlanta with their money. All is fine until the gangsters conned by these two figures out what happened and show up in Atlanta with a grudge. Now Williams and Foster have to rig the fight again so the gangsters can get their money back or they'll be killed. Can they do it again...?


Link to soundtrack review
Curtis Mayfield and The Staple Singers - Let's Do It Again (1975)