Showtime

Jack Mattis

Writing

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Known for

Class of '74movie

Class of '74

1972

Gabriella, Gabriellamovie

Gabriella, Gabriella

1970

Don't Just Lay There!movie

Don't Just Lay There!

1970

Writing2

Class of '74movie

Class of '74

1972

Writer

Gabriella, Gabriellamovie

Gabriella, Gabriella

1970

Screenplay, Story

Production2

Don't Just Lay There!movie

Don't Just Lay There!

1970

Executive Producer

Gabriella, Gabriellamovie

Gabriella, Gabriella

1970

Producer, Executive Producer