Michael Douglas was in an upbeat mood as he arrived in Los Angeles on Monday.

The Hollywood star, 72, was spotted arriving at LAX in a lightweight cream jacket paired with gray jeans.

He added a dark blue polo shirt, a white baseball cap and sunglasses.

Ready to work: Michael Douglas was in an upbeat mood as he arrived in Los Angeles on Monday

The veteran actor and producer was by himself.

Not seen was wife Catherine Zeta Jones and their two children Dylan, 16, and Carys, 14.

His last big Hollywood movie was 2015's Ant-Man and filming on a sequel Ant-Man And The Wasp is about to start principal photography.

He joins original stars Paul Rudd and Evangelina Lilly in the follow-up film.

Taking on The Wasp: Douglas arrived in LA to start filming on the Ant-Man sequel

Still dapper: The Hollywood star, 72, was spotted arriving at LAX in a lightweight cream jacket paired with gray jeans. He added a dark blue polo shirt, a white baseball cap and sunglasses

Back to work: Douglas is reprising his role as scientist Hank Pym in the Marvel comic film opposite Paul Rudd and Evangeline Lilly

Douglas wed Welsh actress Zeta Jones in 2000.

The couple have weather his battle with tongue cancer and her struggle with bipolar disorder.