Cheri Oteri and Michael McKean remember Martin Mull after his death (exclusive)

Several stars pay tribute to Martin Mull after his death at the age of 80.

Saturday Night Live Alumna Cheri Oteri, who starred with Mull in the 2011 film And they are gone, told PEOPLE that she became a fan of the late star after seeing him appear in a 1970s sitcom.

“I remember watching as a child Mary Hartman, Mary Hartman and “He was very cool and interesting,” said Oteri, 61. “And I just thought, ‘Wow.’ When you grow up and watch somebody and then make a movie with them, you think, ‘I watched you on the floor and now I get to make a movie with you.’ And I was just very grateful that I did that.”

The actress added that Mull lived up to all her expectations and the two chatted “a lot about gardening,” which was a favorite pastime of the actor and also a favorite hobby of Oteri.

Michael McKean, who starred alongside Mull in 1985 Noticealso issued a statement to PEOPLE, saying that the actor’s “music, art and humor are in keeping with his tremendous intelligence.”

He added: “He could be grumpy, but never without reason, and was always incredibly funny.”

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Corey Feldman remembered Mull, with whom he Fernwood 2 nightsas someone who was “one of those who helped me launch my career,” in a tribute on X (formerly known as Twitter).

He added: “My first comedy sketches were when I performed with him and @FredWillard at #Fernwood (at 5 years old).”

Film director Paul Feig also said Mull had “a huge influence on his life” on “X,” noting that the actor was “the greatest.”

Mull’s daughter confirmed his death in an Instagram post on Friday, June 28, writing: “I am heartbroken to share that my father passed away at home on June 27th after a brave battle with a long illness.”

“He was known for excelling in every creative discipline imaginable, including his Red Roof Inn commercials,” she continued. “He thought that joke was funny. He was always funny.”

She also wrote that her father “will be sorely missed by his wife and daughter, his friends and colleagues, his fellow artists, comedians and musicians and – the mark of a truly extraordinary person – many, many dogs. I loved him infinitely.”