@gpeddino

Maybe:

Ditch the MTC Movie Locker actorPlace a fresh Movie Player actor (or unhide the hidden inputs on the one you've got from the screenshot)Right-click the Movie Player actorSelect "Use Timecode" from the contextual menuThe Movie Player's position inputs and outputs will switch to TimecodeUse a Timecode Calculator actor connected to the relevant input on the Movie Player to add or subtract as needed to deal with your offset

@jbbarriere

No, this is not possible 'currently'. 
We are looking at a number of automation options, so I can say this is already on the feature request list.