Malph.
Anson Williams who played Potsie directs and Donnie Most who played Ralph still acts on occasion. None have had the sucess of Ron Howard who played Richie.
Hillary Horan has: Played Shannon in "Insight" in 1960. Played Brunette in Yellow Jacket in "Happy Days" in 1974. Played Brunette in Plaid Skirt in "Happy Days" in 1974. Played Girl Playing Drum in "Happy Days" in 1974. Played Birdhouse Girl in Green in "Happy Days" in 1974. Played Girl Playing Drums in "Happy Days" in 1974. Played Girl in Red Scarf in "Happy Days" in 1974. Played Brunette in Orange Skirt in "Happy Days" in 1974. Played Short-Haired Brunette in "Happy Days" in 1974. Played Girl in Plaid Skirt in "Happy Days" in 1974. Played Brunette in Red Jacket in "Happy Days" in 1974. Played Audience Member in Purple in "Happy Days" in 1974. Played Girl in Red Jacket in "Happy Days" in 1974. Played Nurse Elaine in "Happy Days" in 1974. Played Brunette Prom Girl in Blue in "Happy Days" in 1974. Played Brunette in Grey Skirt in "Happy Days" in 1974. Played Girl in Red Skirt in "Happy Days" in 1974. Played Girl Dancing with Ralph in "Happy Days" in 1974. Played Brunette in Yellow Top in "Happy Days" in 1974. Played Dancer in Red in "Happy Days" in 1974. Played Girl in Maroon Scarf in "Happy Days" in 1974. Played Daphne in "Happy Days" in 1974. Played Brunette in White in "Happy Days" in 1974. Played Majorette in "Happy Days" in 1974. Played Peggy in "Happy Days" in 1974. Played Brunette in Blue and White in "Happy Days" in 1974. Played Girl in "Someone I Touched" in 1975. Played Mary Burton in "Goodbye, Franklin High" in 1978. Played Tumpy in "The Facts of Life" in 1979. Played Reception Nurse in "Seed of Innocence" in 1980. Played The Nurses - Theresa in "Young Doctors in Love" in 1982. Played Janice in "Joanie Loves Chachi" in 1982.
Debbie Chaffin has: Played Herself (dancer) (1969-1979) in "Bandstand" in 1952. Played Girl in Blue Dress in "Happy Days" in 1974. Played Girl in Green Dress in "Happy Days" in 1974. Played Rollerskater Offering Lessons in "Happy Days" in 1974. Played Girl in Corner Booth in "Happy Days" in 1974. Played First Girl in Blue Skirt in "Happy Days" in 1974. Played Girl Chosen by Fonzie in "Happy Days" in 1974. Played Dancer in Yellow Jacket in "Happy Days" in 1974. Played Debbie Pederson in "Happy Days" in 1974. Played Prom Girl with Pink Hair Band in "Happy Days" in 1974. Played Dancer in Black Top in "Happy Days" in 1974. Played Girl in Green Scarf in "Happy Days" in 1974. Played Girl Dancing with Potsie in "Happy Days" in 1974. Played Debbie Chaffin in "Happy Days" in 1974. Played Dancer Number 14 in "Happy Days" in 1974. Played Cute Girl in Grocery Store in "Happy Days" in 1974. Played Girl in Black Scarf in "Happy Days" in 1974. Played Audience Member in Blue and White in "Happy Days" in 1974. Played Dancer in Brown Skirt in "Happy Days" in 1974. Played Girl in Brown Skirt in "Happy Days" in 1974. Played Rita in "Starsky and Hutch" in 1975.
Danny Butch played Spike on Happy Days
Malph.
Happy Days - 1974 Fearless Malph 6-8 was released on: USA: 24 October 1978
Happy Days - 1974 Requiem for a Malph 5-12 was released on: USA: 6 December 1977
Assuming you meant "Ralph Macchio,", his only connection to Happy Days that I am aware of is that his character in The Karate Kid was mentored by "Mr. Miyagi" who was played by Pat Morita, who had played "Arnold" in the first season of Happy Days.
Anson Williams who played Potsie directs and Donnie Most who played Ralph still acts on occasion. None have had the sucess of Ron Howard who played Richie.
Hillary Horan has: Played Shannon in "Insight" in 1960. Played Brunette in Yellow Jacket in "Happy Days" in 1974. Played Brunette in Plaid Skirt in "Happy Days" in 1974. Played Girl Playing Drum in "Happy Days" in 1974. Played Birdhouse Girl in Green in "Happy Days" in 1974. Played Girl Playing Drums in "Happy Days" in 1974. Played Girl in Red Scarf in "Happy Days" in 1974. Played Brunette in Orange Skirt in "Happy Days" in 1974. Played Short-Haired Brunette in "Happy Days" in 1974. Played Girl in Plaid Skirt in "Happy Days" in 1974. Played Brunette in Red Jacket in "Happy Days" in 1974. Played Audience Member in Purple in "Happy Days" in 1974. Played Girl in Red Jacket in "Happy Days" in 1974. Played Nurse Elaine in "Happy Days" in 1974. Played Brunette Prom Girl in Blue in "Happy Days" in 1974. Played Brunette in Grey Skirt in "Happy Days" in 1974. Played Girl in Red Skirt in "Happy Days" in 1974. Played Girl Dancing with Ralph in "Happy Days" in 1974. Played Brunette in Yellow Top in "Happy Days" in 1974. Played Dancer in Red in "Happy Days" in 1974. Played Girl in Maroon Scarf in "Happy Days" in 1974. Played Daphne in "Happy Days" in 1974. Played Brunette in White in "Happy Days" in 1974. Played Majorette in "Happy Days" in 1974. Played Peggy in "Happy Days" in 1974. Played Brunette in Blue and White in "Happy Days" in 1974. Played Girl in "Someone I Touched" in 1975. Played Mary Burton in "Goodbye, Franklin High" in 1978. Played Tumpy in "The Facts of Life" in 1979. Played Reception Nurse in "Seed of Innocence" in 1980. Played The Nurses - Theresa in "Young Doctors in Love" in 1982. Played Janice in "Joanie Loves Chachi" in 1982.
Reb Brown was on "Happy Days" as a Guest Star. The Episode was called "Requiem for a Malph". Reb Brown was an amateur heavyweight boxer- 12 wins and 2 losses.
Debbie Chaffin has: Played Herself (dancer) (1969-1979) in "Bandstand" in 1952. Played Girl in Blue Dress in "Happy Days" in 1974. Played Girl in Green Dress in "Happy Days" in 1974. Played Rollerskater Offering Lessons in "Happy Days" in 1974. Played Girl in Corner Booth in "Happy Days" in 1974. Played First Girl in Blue Skirt in "Happy Days" in 1974. Played Girl Chosen by Fonzie in "Happy Days" in 1974. Played Dancer in Yellow Jacket in "Happy Days" in 1974. Played Debbie Pederson in "Happy Days" in 1974. Played Prom Girl with Pink Hair Band in "Happy Days" in 1974. Played Dancer in Black Top in "Happy Days" in 1974. Played Girl in Green Scarf in "Happy Days" in 1974. Played Girl Dancing with Potsie in "Happy Days" in 1974. Played Debbie Chaffin in "Happy Days" in 1974. Played Dancer Number 14 in "Happy Days" in 1974. Played Cute Girl in Grocery Store in "Happy Days" in 1974. Played Girl in Black Scarf in "Happy Days" in 1974. Played Audience Member in Blue and White in "Happy Days" in 1974. Played Dancer in Brown Skirt in "Happy Days" in 1974. Played Girl in Brown Skirt in "Happy Days" in 1974. Played Rita in "Starsky and Hutch" in 1975.
Happy Days - 1974 Ralph vs- Potsie 6-18 was released on: USA: 23 January 1979
Danny Butch played Spike on Happy Days
Ralph Steadman has: Played Football Player in "Happy Days" in 1974. Played New Tenant in "Joyride" in 1977. Played Crewman in "The Powers of Matthew Star" in 1982. Performed in "Scarecrow and Mrs. King" in 1983. Played Mike in "Twice in a Lifetime" in 1985. Played Herzen in "A Year in the Life" in 1987.
Erin Moran played Joanie Cunningham on "Happy Days" and "Joanie Loves Chachi". In what could be considered the pilot episode of "Happy Days", a segment on "Love, American Style" two years before the "Happy Days" premier titled "Love and the Happy Days", Joanie Cunningham was played by Susan Neher.