<Ul> <Li> Maree Cheatham as Nona, Cat's cheerful, supportive, and independent grandmother . Fun - loving and young at heart, Nona prefers the company of people her own age . Although she is always around whenever Sam and Cat need her, she has moved out of the apartment she shared with Cat and into Elderly Acres to be nearer to her friends, allowing Sam to move in permanently . She is criticized for not being in touch with the younger generation, and tells stories which fail to interest them . </Li> </Ul> <Li> Maree Cheatham as Nona, Cat's cheerful, supportive, and independent grandmother . Fun - loving and young at heart, Nona prefers the company of people her own age . Although she is always around whenever Sam and Cat need her, she has moved out of the apartment she shared with Cat and into Elderly Acres to be nearer to her friends, allowing Sam to move in permanently . She is criticized for not being in touch with the younger generation, and tells stories which fail to interest them . </Li> <Ul> <Li> Zoran Korach as Goomer, a professional mixed martial artist who trains at Punchy's Gym . He is 27 years old but has the mental ability of someone much younger . He is very dim - witted and easily confused . Despite his childish nature, he is very good at fighting . Dice took over his management after his original manager claimed Goomer was "too stupid to manage". </Li> <Li> Dan Schneider as the voice of Tandy, a red robot that works at the restaurant "Bots" as a waiter . </Li> <Li> Lisa Lillien as the voice of Bungle, a blue female robot that works at the restaurant "Bots" as a waitress . </Li> <Li> Nick Gore as Randy, a kid who appeared numerous times in the show and is constantly introducing himself . Randy was originally supposed to appear in one episode, but the creator of the show, Dan Schneider, found him funny so he became a recurring character . </Li> <Li> Ronnie Clark as Herb, a man who appears to be homeless, but he is in fact rich and owns a condo . </Li> </Ul> <Li> Zoran Korach as Goomer, a professional mixed martial artist who trains at Punchy's Gym . He is 27 years old but has the mental ability of someone much younger . He is very dim - witted and easily confused . Despite his childish nature, he is very good at fighting . Dice took over his management after his original manager claimed Goomer was "too stupid to manage". </Li>

Who plays the robots in sam and cat