Comedian Bob Hunter is aided by his French counterpart Fernydel and two beautiful blondes when he is targeted for death by a powerful European counterfeiting ring.

Bud Corliss (Wagner) is an ambitious student who is wooing Dorothy Kingship (Woodward) purely for her father’s mining fortune. When he discovers that Dorothy is pregnant with his child, he realizes she is quite likely to be disinherited by her wealthy family. He assures Dorothy that he’ll take care of her, yet he hesitates when Dorothy insists on marrying. Bud then murders Dorothy and stages it in a way that it appears to be a suicide. He then reaches out to her sister Ellen (Leith) with the hopes of marrying her in order to ingratiate himself with her father. After a couple of months Ellen finds evidence to question the suicide verdict, and then discovers Bud knew Dorothy. Ellen struggles to avenge her sister and save her own life.

Rose Loomis and her older, gloomier husband, George, are vacationing at a cabin in Niagara Falls, N.Y. The couple befriend Polly and Ray Cutler, who are honeymooning in the area. Polly begins to suspect that something is amiss between Rose and George, and her suspicions grow when she sees Rose in the arms of another man. While Ray initially thinks Polly is overreacting, things between George and Rose soon take a shockingly dark turn.

A hack screenwriter writes a screenplay for a former silent-film star who has faded into Hollywood obscurity.