Sylvia in Star Trek's 'Catspaw'; Fox Devlin in Neon Rider
Antoinette Bower was a British-American actress, best known as the shape-shifting alien Sylvia in the Star Trek episode “Catspaw” and as Fox Devlin in the Canadian series Neon Rider. Her four-decade career included The Twilight Zone, The Fugitive, Murder, She Wrote and The Thorn Birds. She died in Los Angeles on 30 April 2026 at the age of 93.
She was born in Baden-Baden, Germany, on 30 September 1932.
Published 24 October 2026
Antoinette Bower, the shape-shifting Sylvia of ‘Star Trek’, dies at 93
The Baden-Baden-born actress guest-starred in The Twilight Zone, The Fugitive and Star Trek, and later starred in Neon Rider. She died in Los Angeles in April; her death became public in July.
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