New Street/High Street will be closed on the morning of both September 4 and 5.
It is understood that the filming is for a movie production in the town centre.
Renfrewshire council has agreed to allow any displaced permit holders to use the top section of Hunter Street Car Park during this period.
READ MORE: Johnstone councillor calls for action over ‘eyesore’ land
First Bus has confirmed that during the closure, all stops will be observed, with diversions in place.
Service 9 towards Paisley will be diverted via Causeyside Street and St George’s Church into Stow Brae and terminate at the bus stand.
Service 9 towards Buchanan Bus Station will be diverted the reverse of the above.