Film

Riggs had parts in films such asJerry Maguire and Raw Nerve.

Television

Riggs played the recurring role of Commandant Grayza in the TV show Farscape.

She has also appeared in many Australian television series including Backberner, All Saints, Day of the Roses, Medivac and Fire.

Theatre

Riggs has appeared as a stage performer in Australia with such companies as Bell Shakespeare Company, Queensland Theatre Company, Darwin Theatre Company, La Boite and TN.

She has undertaken a variety of theatre roles . She has played Juliet and Lady Capulet in two different productions of Romeo and Juliet, Lady Macbeth in Macbeth, Trinculo in The Tempest, Bianca in Othello, Viola in Twelfth Night and Kate in The Taming of the Shrew. She has also appeared in modern Australian plays including the musicals Summer Rain and an acclaimed performance as Judy Garland in The Boy from Oz.

Riggs has performed a one woman/fifteen character show The Tall Green Stranger in the Ceramic Pot, and also in cabarets at the L.A. Creation Conventions in 2009 and 2011: The Shower Show (2009) and Witch Way? (2011).

She has performed with many improvisational troupes throughout Australia and has sung with bands, choirs and a cappella groups such as Darc Marc, The Lutin Girls Choir, The Star Pickets, Schrödinger's Cats, and many more.

Film

Television