Los Angeles-based actress Emmy Rossum invested in a stunning one-bedroom Manhattan apartment, an unsurprising move since she is a native New Yorker. In the sizable luxury bedroom designed by Antonino Buzzetta, her bed frame is by Baker, and is fitted with a mattress by Custom Comfort Mattress. The sconce is by Circa Lighting, the chest is by Henredon and the rug is from Stark; the walls are painted in Farrow & Ball’s Parma Gray.

With the help of Kelly Wearstler, Cameron Diaz gave her Manhattan apartment the perfect California glam makeover. Silk linens by Frette and a ruched skirt and headboard dress the bed in the modern master bedroom, where a snow-white chair upholstered in plush mohair recalls 1970s fashion.

In Ellen DeGeneres and Portia de Rossi’s former ranch, their contemporary bedroom has a custom-made bed by Jay Holman is dressed in Matteo linens and a vintage linen matelassé coverlet, and the antique Serapi rug and Tibetan hemp carpet are both from J. Iloulian Rugs.

A wall of Hilary Swank’s master bedroom is covered in silk by MDC Wallcoverings, and the bed, bedding, bedside tables and rug are by Calvin Klein Home; the modern side table and lamps are vintage, and the painting is by Carlos Vega.

The mirror, luxury bed, bedding, lamp and rug in John Mayer’s luxury bedroom are all by Armani/Casa, the wall color is Harvest Time by Benjamin Moore and the print is by Andy Warhol.

In the guest modern bedroom, the rug, bed, tables, lamps, and bed linens are by Armani/Casa.

The custom-made headboard in Ivanka Trump’s master bedroom is upholstered in an alpaca velvet, and the task lamps are reproductions of an Édouard-Wilfred Buquet design; Kelly Behun designed the side tables of ebonized wood and shagreen and the lacquer console, the stools are 1940s French and the prints are by Mariah Robertson.

In Coldplay guitarist Jonny Buckland’s luxury bedroom, the modern bed by BDDW is dressed with linens by Ralph Lauren Home and a pillow covered in a vintage grain sack; the chairs are by Eames, the painting is by Thilo Heinzmann and the walls are painted in Farrow & Ball Modern Emulsion in Down Pipe.