Robert, 49, and Susan, 40, have been married for nine years now, but still looked absolutely smitten as they posed together on the red carpet at the 2014 BAFTA LA Jaguar Britannia Awards.
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Robert Downey Jr and Susan are due to welcome their baby girl in November
The couple - already parents to two-year-old son Exton - are due to welcome their second child together, a little girl, in November.
Susan wasn't the only mummy-to-be at the star-studded event. Terri Seymour also showed off her baby bump on the red carpet in a chic black gown.
Fellow mummy-to-be Terri Seymour
Terri, 41, revealed exclusively to HELLO! back in September that she was four months pregnant with her first baby, and as she hit the red carpet, her little rounded tummy was clearly visible.
Other famous faces at the awards ceremony included Emma Watson, Dame Judi Dench, Jane Seymour, Doctor Who's Jenna Coleman and Eddie Redmayne.