there is indeed a very very very very very very very very big difference between theatre actors (on stage) and filmactors
Theatre actors will act more exagerated, speak with a different voice, not used to repeat things 54054543504534 times, not used when a DOP says "stand there for the light", and
a soundguy says "try not to hit your plate with your fork during your lines.
Theatre actors will act more exagerated, speak with a different voice, not used to repeat things 54054543504534 times, not used when a DOP says "stand there for the light", and
a soundguy says "try not to hit your plate with your fork during your lines.