Andrew Garfield Denies Interaction with Sam Altman on 'Artificial' Set

• Andrew Garfield stars as Sam Altman in the film 'Artificial,' directed by Luca Guadagnino.
• Garfield claims he never interacted with Altman, despite Altman's assertion they waved to each other.
• The film shot scenes outside Altman's San Francisco home.
• Garfield expressed confusion over Altman's account of their interaction.
• No further interactions or responses from either party have been reported.