Honda CB600 Episode: 1.01
Harley-Davidson Road King Episode: 3.04
Harley-Davidson for sure - maybe a Heritage Softail Classic? I don't think we can see enough to be sure.
Je pense plutôt à un Road King Classic (vu les sacoches)
Triumph T120 Episode: 4.01
1963 Triumph Bonneville Unit
It has a twin front downtube frame so has to be 1960-62 and pre-unit construction. 1963 was the first unit model and has a single front down tube. Assuming the tank is the correct original colour it is 1961.
BMW R1200RT Police Episode: 4.03
BMW R1200 RT 4.01, 4.02, 4.03 6.01 6.03
6.03 thumbnail is a Honda ST 1300 Pan European (a model no longer used by the real police due to safety concerns).