Paul Rudd has opened up about his “horrible” and “restrictive” Marvel diet, revealing he would drink sparkling water as a “reward”.The Ant-Man And The Wasp: Quantumania star described the strict measures he went to while appearing on the comedy food podcast Off Menu, which sees guests asked to recall their “dream menu” by hosts Ed Gamble and James Acaster.When asked what kind of water he preferred, the 54 year-old actor told the comedians he was still a fan of sparkling.“When I was having to train for the Ant-Man movie, and I was on a very restrictive diet, my reward was sparkling water,” he said, with an incredulous laugh. “That’s how horrible that diet was.