Back to the Future #21: Hard Time Part 3
Part of: Back to the Future (IDW Publishing)
Issue number(s): 21
Page count: 26
Writer: Bob Gale
John Barber
Publisher: IDW Publishing

Back to the Future #21: Hard Time Part 3 was the twenty-first issue of the Back to the Future comic series by IDW Publishing.

Publisher's summary

"Hard Time" continues. The secret life of Jailbird Joey Baines starts to unravel as Marty uncovers a family mystery that goes deeper than he ever imagined... but what role did Doc Brown play in the crime that sent Joey to prison?