Carefree Chuck Connor is on his way west and stops off to see an old friend and his four lads. When his host is killed in a riding accident Chuck realises he must take care of the family. They hit the road and he takes a job on a ranch, but he has to keep the children hidden as his boss hates kids. There's also tension with the neighbouring ranch, and when a girl on the run from her nasty uncle joins the family unannounced Chuck wonders what he has done to deserve all this.

After defying a gangster in Italy, American jockey Danny Arnold flees race-fixing accusations and escapes to Paris with his son. There, he learns that his old friend has been murdered and finds work through British jockey George Gardner. Despite his son’s hopes, Danny compromises his integrity by winning money on a fixed race.