(2006, Ant McPartlin, Declan Donnelly, Bill Pullman, Harry Dean Stanton, et al)

Entertaining comedy, filmed in London and Los Angeles.
Seen are four AEC Routemasters, RML2334 and another unidentified on route 38, preserved RM70 and an unidentified RM on route 159:


In LA, this is an MCI MCI-9: