Richard Simmons

Diane Sawyer steps out of retirement for a rare primetime return with ABC’s The Mystery of Richard Simmons, airing tonight at 9 p.m. The special traces Simmons’ rise, retreat from public life, emotional struggles, and final days, with new insight from his inner circle and Sawyer’s exclusive reporting. Stream on DirecTV, Fubo, Sling, or Hulu + Live TV.

Richard Simmons, the beloved fitness legend, has died at 76. We look back at his life, legacy, and the joyful, one‑of‑a‑kind impact he made on millions.