"Paget Brewster, renowned for her portrayal of Kathy in the fourth season of ""Friends,"" expressed her deep sadness upon learning of Perry's passing. She fondly remembered his kindness during their time on the show and urged everyone to read his book, emphasizing his legacy of offering help. She believed he was too busy making people laugh in the afterlife to rest in peace.

Morgan Fairchild, known for playing Chandler's mother on ""Friends,"" shared her heartfelt sorrow at the untimely loss of her ""son."" She described Perry as a brilliant young actor and extended her love and condolences to his friends and family, especially his father, John Bennett Perry, with whom she had previously worked.

Yvette Nicole Brown and Wendell Pierce, Perry's co-stars on ""The Odd Couple,"" also mourned the great loss.

Mira Sorvino, who worked with Perry in the made-for-TV film ""Parallel Lives,"" hoped that he would find happiness in heaven, entertaining everyone with his unique wit.

Meredith Salenger, who had appeared with Perry in the '80s coming-of-age film ""A Night in the Life of Jimmy Reardon,"" shared her heartbreak, highlighting their long-standing friendship since the age of 16.

Canadian Prime Minister Justin Trudeau, who had attended elementary school with Perry in Ottawa, expressed shock and sadness at the actor's passing. He recalled their schoolyard games and the joy Perry brought to people worldwide, extending gratitude for the laughter and love Perry had shared.

Perry's mother, a former press secretary for his father, former Canadian Prime Minister Pierre Trudeau, had a notable connection to Canadian politics.

The official Instagram accounts for ""Friends"" and Warner Bros. TV jointly posted their devastation at the news of Matthew Perry's passing, describing him as a true gift to all and extending their condolences to his family, loved ones, and fans.

""Saturday Night Live"" also paid tribute to the actor, who had hosted the show in 1997, with a photo card before its sign-off.

NBC News reported that Perry's death inspired fan tributes at the New York City apartment building featured in the show."