United Kingdom, March 19 -- Linda Cardellini "cried" over making "the biggest fool of [herself]" in the audition for Scooby-Doo.

The actress rocked up dressed as Velma Dinkley in a bid to get cast in the 2002 live-action film, but she stuck out like a sore thumb as other "famous people" testing for the character were in "normal people clothes".

Appearing on Wednesday's (18.03.26's) episode of NBC's The Tonight Show Starring Jimmy Fallon, Linda, 50, recalled: "I remember when I was auditioning for Scooby-Doo - I was really excited because that was my favourite cartoon growing up - so I was going in for Velma, and I was like, 'I'm not going to go in there without my glasses and my turtleneck.'"

The star snapped up a "bargain" orange turt...