- (1998) She hosted and produced the television show "Al Dia con Maria Conchita" on the Telemundo Network (USA).
- (1994) She hosted the television show "El Ritmo de la Noche" in Spain.
- Maria Conchita Alonso is one of South America's bestselling recording artists; four of her albums have gone gold, and one has gone platinum
- (June 2002) Played Ynes in "Oscar and Felix: A New Look at the Odd Couple" by Neil Simon (Geffen Playhouse, Westwood, California).
- (July 2001 - August 2001) Played Puchi Fajardo in the play "Antidivas" by Manuel Mendoza (Casa del Artista, Caracas, Venezuela).
- (March 2001, Canon Theatre, Beverly Hills, California); (April 2002, UCSB Campbell Hall, Santa Barbara, California); (March 2002, Miami, Florida) Played in "The Vagina Monologues" by Eve Ensler.
- (1995) Played Aurora/Spider Woman in Harold Prince's "Kiss of the Spider Woman" by Terrence McNally (based on Manuel Puig's book), Broadhurst Theatre, Broadway, New York)
- Radio PSA, "Hip-Hop Literacy," Lyrical Knockout Entertainment
- (1986) Music video of "A Fine Mess", with The Temptations, Ted Danson, Richard Mulligan, Howie Mandel, Stuart Margolin, Jennifer Edwards, and Maria Conchita Alonso.