'Food Chains' is an interesting documentary that sheds a light on the working conditions of American farmworkers, focusing on a farm in one of the largest tomato-producing regions in the United States. This documentary is narrated by Forest Whitaker (from movies like 'Arrival') and was produced by Eva Longoria (she also produced the first 'John Wick' movie).
Currently you can stream Food chains with a Hoopla subscription. The documentary is not currently available to stream via Netflix or Prime Video.
If you don't have access to Hoopla to steam Food Chains then you can buy or rent Food Chains to watch online with FandangoNOW, VUDU, Google Play Movies or YouTube for as little as $1.99.