Rebel Wilson reveals she was forced to confront her crippling fear of heights by doing a six metre free fall jump while filming Pitch Perfect 3

She has cemented her name as one of Australia's most in demand actors in Hollywood thanks to her breakout role as Fat Amy in Pitch Perfect.

And Rebel Wilson has spoken about conquering her fear of heights while making the third installment of the movie musical on Late Night With Seth Meyers, on Thursday.

The 37-year-old revealed the script required her to do a 20 foot (six metre) free fall jump with co-star Anna Kendrick.

'I know I seem pretty tough but I am afraid of heights, that's the one thing I'm afraid of and I had to do this 20 foot jump 10 times ... and each time (I was) petrified (and) thought I was gonna die,' she said.