Martin has been there for Charlie as he, too, dealt with substance abuse.

Dad Martin told the London Telegraph, “I know what hell he’s living in.

I’ve had psychotic episodes in public.

Martin and Charlie Sheen arms around each other

Father and son remain close, even acting together in the movie “Cadence” in 1990.

Martin understood Charlie’s plight and told The Guardian that he supported Charlie by attending meetings.

You have to stay focused,” he stated (via The Things).

Martin and Charlie Sheen posing

He referred to Charlie’s recovery as a “miracle.”

It’s a turning point in one’s life."

But Martin was there for his son, tellingUs Magazinehow proud he was that Charlie was open about it.

Emilio Estevez, Charlie Sheen, and Martin Sheen posing together

“I think all of us are striving to lead honest lives.