The Bermuda Depths (1978, TV Movie)

Starring:

• Leigh McCloskey
• Carl Weathers
• Connie Sellecca
• Julie Woodson 

Storyline
Traumatized, orphaned college dropout Magnus Dens returns to Bermuda to find the cause of his father's mysterious death years before. At the Bermuda Biological Station, he finds Eric and Dr. Paulis, friends and colleagues of his late father, and joins them on a quest for gigantic sea creatures. He also meets Jennie Haniver, a mysterious young woman who was once his only childhood friend. Dr. Paulis' housekeeper, an island local, warns Magnus that Jennie is dangerous. The beautiful but vain young woman had sold her soul with the Devil centuries before and lives forever young deep in the waters of the Devil's Triangle (a.k.a. Bermuda Triangle). Nobody heeds the folklore and the researchers trap the giant sea turtle, setting the stage for a deadly confrontation with both minions of the Devil.

Top Secret (1978)

Starring:

• Bill Cosby
• Tracy Reed
• Sheldon Leonard
• Gloria Foster 

Storyline
Bill Cosby, an undercover agent for the United States, travels to Italy in search of dangerous international thieves. There he meets his outspoken partner, actress Tracy Reed. Together they must suppress the threat of a future nuclear crisis. The investigation heats up when the team gets caught in a deadly game of murder and kidnap. As the close in on the final piece of evidence, the enemy lurks in the shadows ready to destroy everything they have accomplished.

This Man Stands Alone [a.k.a. Lawman Without A Gun] (1978)

Starring:

• Louis Gossett Jr. 
• Clu Gulager 
• Mary Alice 

Storyline
After returning home from Martin Luther King's funeral, Reverend Tom Hayward, [Lou Gossett Jr.] travels to his hometown of Carthage, Alabama. It's got a Black majority population, but it's owned by the white Tayman family.

When a young Black girl is assaulted by a local policeman, Tom leads a group of Blacks to the office of the county prosecutor to protest peacefully. Instead of justice, Tom is severely beaten by Sheriff Johnson; a man who has had a twenty year rule of terror. A Black man is killed during a campaign to get Blacks voters registered and Tom decides he must run for Sheriff, despite threats to his family.

The fight for justice begins, but the difference is the White have guns and have proved they are ready to use them while the Black community will retaliate only with forgiveness...and their votes for Tom!!