Cast
Didi ConnDidi Conn was
29 in The Fonz And The Happy Days Gang - Season 1 - Science Friction (Episode 12).
Fri, Jul 13 1951
Frank WelkerFrank Welker was
34 in The Fonz And The Happy Days Gang - Season 1 - Science Friction (Episode 12).
Tue, Mar 12 1946
Ron HowardRichie Cunningham
Ron Howard was
26 in The Fonz And The Happy Days Gang - Season 1 - Science Friction (Episode 12).
Mon, Mar 01 1954
Henry WinklerFonzie
Henry Winkler was
35 in The Fonz And The Happy Days Gang - Season 1 - Science Friction (Episode 12).
Tue, Oct 30 1945
Don MostRalph Malph
Don Most was
27 in The Fonz And The Happy Days Gang - Season 1 - Science Friction (Episode 12).
Sat, Aug 08 1953
Didi Conn
Frank Welker
Ron Howard
Henry Winkler
Don Most