She remains a member of both its board of trustees and its athlete advisory panel for the Women Sports Foundation.

[9] In 1999, she modelled for British fashion designer Alexander McQueen, opening his London show on a pair of hand-carved wooden prosthetic legs made from solid ash, with integral boots.

[11] In 2002, she starred in Matthew Barney's art film Cremaster 3 as six different characters, including a cheetah woman.

Her other film and television credits include roles in World Trade Center, Poirot (S9:E1 Five Little Pigs), Naked in a Fishbowl, Quid Pro Quo, and Marvelous.

In the River of Fundament, she continued collaboration with Matthew Barney, starring as Isis in performances both live and filmed since 2007 and released in early 2014.

[12] Mullins appears periodically as a speaker on topics related to body, identity, design, and innovation.

She is credited as being one of the speakers that inspired Chris Anderson to purchase the TED conference from Richard Saul Wurman.

[18] On May 4, 2018, she received an honorary degree and gave the commencement address at Northeastern University in Boston, Massachusetts.