Riker had starring roles in a number of sitcoms during 1990s, include Get a Life (1990–92), Shaky Ground (1992–93), Thunder Alley (1994–95), and The Gregory Hines Show (1997–98).
[3] Riker began her career appearing in episodes of M*A*S*H, Fantasy Island, The Fall Guy, The Rockford Files, The A-Team and Airwolf.
During 1990s, Riker had starring roles in a number of sitcoms, include Get a Life (1990–92), Shaky Ground (1992–93), Thunder Alley (1994–95), and The Gregory Hines Show (1997–98).
She guest starred on Murder, She Wrote, Sabrina the Teenage Witch, Buffy the Vampire Slayer, Malcolm in the Middle, Reba, NCIS, Boston Legal, Bones, Justified and The Glades.
In May 2016, Riker was hired to portray the recurring role of Naomi Dreyfus on the ABC daytime soap opera General Hospital.