He also guest starred on TV series like "The F.B.I.", "Hawaii Five-O", "Mannix", McMillan & Wife", "Hill Street Blues" and "Murder, She Wrote".
The Canadian-born actor also played Otto Kerner in Coppola's "Tucker: The Man and His Dream" in 1980.
In addition to his wife, Donat is survived by his sons, Caleb, Christopher and Lucas; two stepdaughters, Barbara Park Shapiro and Marina Park Sutton; a stepson, Malcolm Park; 11 grandchildren; and his brother, Richard, who is also an actor.
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