Macgyver

(6) (6) CBS (45.3) CBS 8 p.m.

While working on the inside of a remote, ultra-secure international seed vault, a man mysteriously goes missing in this rebroadcast. Macgyver (Lucas Till) and the team are tasked with solving this “locked-door” mystery. Meredith Eaton also stars.

Guy Fieri hosts “Diners, Drive-ins and Dives”