Bumbling bank janitor Ernest P. Worrell is assigned to jury duty, and soon finds himself in trouble when he is covertly switched with a look-a-like crime boss. Ernest must escape from jail to expose the mix-up.

Samantha Hughes, a teenaged Kentucky girl, never knew her father, who died in Vietnam before her birth. Samantha lives with her uncle Emmett, who also served in Vietnam. Emmett hangs around with Tom, Earl, and Pete, three other Vietnam vets who, like Emmett, all have problems of one kind or another that relate to their war experiences. Samantha becomes obsessed with finding out about her father.

Ernest finds his old family album in the attic and discusses his family members from the album to his neighbor, Vern.