How many movies have Derek Sherinian and Tony MacAlpine acted in together?

They have worked on 2 movies together! Their first movie together was PSMS Portnoy, Sheehan, MacAlpine & Sherinian: InstruMENTAL Inspirations (2012) while their highest rated movie together was Portnoy Sheehan MacAlpine Sherinian: Live in Tokyo (2013). They have not worked together since Portnoy Sheehan MacAlpine Sherinian: Live in Tokyo (2013).